hydrogenation

In the absence of surface oxygen, CO might be hydrogenated directly to formyl, a way inferior to that of CO2 hydrogenation.

As if soybean oil and cottonseed oil aren't bad enough in their own right, they're made to be much worse through partial hydrogenation.

the heat exchanger is connected with the discharge hole of at least a hydrogenation reactor.

The curing characteristic of HNBR did not obviously changed with increasing of degree of hydrogenation.

In cases of doubt the changes following hydrogenation, bromination or other chemical attack upon the double bond can be studied.

Another method comprises the hydrogenation of animal fats to produce a diesel blending component.

From the point of view of technology, the pilot plant of selective hydrogenation of benzene to cyclohexene has been analyzed and designed.

from CO hydrogenation is one of the important routes for effectively utilizing coal resource.

There is what we in the process of hydrogenation is often expected to produce some 5% of feet in the foot feed!

Asymmetric transfer hydrogenation of aromatic ketones is an attractive method for the preparation of optically active alcohols.

Ethane used in the oil process and anti-corrosion cracking furnace coke agent, gasoline hydrogenation catalyst of the curing agent.

Use the GC-MS technique to detect the product of catalytic hydrogenation, obtain the law of the catalytic properties.

o-Phenylenediamine was synthesized from o- nitroaniline by composite nickel catalysed hydrogenation in water and ethanol, respectively.

Investigations have been made on the catalytic hydrogenation of furfural to furfuryl alcohol in a fluidized bed.

Methods: Second-hydrogenation, distillation under high vacuum, recrystallization, hydrolyze-tion under acid condition, and oxidation.

The utility model relates to a coke-burning device for regenerating the non-hydrogenation upgrading catalyst for straight-run gasoline.

In nondestructive hydrogenation, hydrogen is added to a molecule only if, and where unsaturation with respect to hydrogen exists.

The catalyst prepared by this method show good catalytic activity and selectivity for the hydrogenation of o-chloronitrobenzene.

The catalyst produced by the method is a superior catalyst for synthesis gas production through aromatics atmospheric hydrogenation.

The products of nitro aromatics catalytic hydrogenation are widely used in chemical industry, medicine, dyes, pesticides and other fields.

Hydrogenation process simulation is a necessary process to design new devices, reconstruction and expansion of existing installations.

The hydrogenation is continued until the conversion is complete, if required with addition of further hydrogenation catalyst.

In the case of CO2 hydrogenation, methane was formed on monoclinic zirconia while formate species was observed on tetragonal zirconia.

The catalyst is widely used in the catalytic hydrogenation, especially in the hydrogen peroxide industry.

Catalytic reforming beforehand hydrogenation of steam cracking unit is an important link of separation units.

In the process organic wastes or residues are subjected to a hydrogenation process for decontamination or sterilization.

The hydrogenation can be controlled to produce any degree of hardness desired in the product .

Application status and trends in hydrodesulfurization (HDS) and olefine hydrogenation catalysts are reviewed.

The main factors that affect the hydrogenation efficiency and the hydrogenation selectivity were ascertained.

The catalyst prepared by impregnation has good catalytic performance of maleic anhydride hydrogenation to succinic anhydride.

Primary technological conditions are determined by raw material refining and hydrogenation conditions tests.

Disclosed is a suspended bed hydrogenation catalyst assistant belongs to the fields of oil procession and oil chemical technology.

This review covers the technology development, the influence factors and the problems of catalytic hydrogenation of organic intermediates.

and for the base oil hydrogenation process, the problem is mainly the operation under capacity.

The acid modified kaolinite has strong surface activity, high adsorbability of catalyst surface and hydrogenation activity.

To examine their depressive effect, these PPDs were used in hydrogenation base oil and paraffin base oil.

Soybeans with low linolenic acid content yield oil that does not require partial hydrogenation.

The paper mainly studied the selective hydrogenation of chloronitrobenzene to prepare chloroaniline.

Its catalytic performance was evaluated by liquid-phase hydrogenation ofp-chloronitrobenzene.

Recent progress with respect to the hydrogenation of fatty acid methyl esters to fatty alcohols under moderate pressure was reviewed.

The key technology of nitro aromatics catalytic hydrogenation selected and prepared the high activity and selectivity catalyst.

Supported noble metal catalysts showed high catalytic activity for aromatic hydrogenation at low temperature.

The advantage of solid base catalyst and the conditions of dehydration and hydrogenation were investigated.

Hydrogenation: Chemical reaction between molecular hydrogen (H2) and another element or a compound, usually in the presence of a catalyst.

The hydrogenation pipe would weld crack after running for some time as high temperature and high pressure, and the phenomenon was rare.

Catalyst system for hydrogenation of maleic anhydrite and corresponding products are introduced.

The main reason is thant the hydrogenation of the reasons for the high temperature.

The treating process included naphtha absorption, light gas oil absorption and once through hydrogenation, etc.

It could be inferred that the hydrogenation to PB section in SBS was with the above conclusions.

Its hydrogenation activity in aromatics saturation and ring opening activity were investigated.

This article details the characteristics of thermo - tube air preheater and the application on the high-pressure hydrogenation reactor.

For benzene hydrogenation reaction, the platinum catalyst's activities fall along with the increase of sulfur content and runtime.

Hydrogenation of aromatic heterocyclic rings, benzene rings and olefin group takes place at the same active site.

It also produced during the procedure of oils and fats hydrogenation, refining and food processing.

A detailed discussion of amorphous alloy catalyst in hydrogenation of unsaturated compound is presented.

The invention discloses a catalyst carrier for coal liquification oil hydrogenation on boiling bed and the preparation method.

introducing high-activity catalyst to reduce the temperature of hydrogenation reaction.

Main techniques for the denitrogene ration of petroleum products include acid washing, adsorption and hydrogenation.

The application of a new quench mixer is analyzed and discussed based on hydrogen mixing process in hydrogenation reactor.

The operating pressure of CDHydro technology is lower than conventional hydrogenation and its capital investment is also lower.

The order of the hydrogenation reaction with respect to the Mg surface area is one.

The invention offers a method for making white microcrystalline wax of high quality through hydrogenation.

It provides scientific basis for defect treatment and hydrogenation reactor is available again.

The catalytic activity of tungsten carbide was studied through hydrogenation of benzene.

Our workshop is now a key selective hydrogenation.

3-Aminopropanol was prepared by catalytic hydrogenation of ethylene cyanohydrin with improved Raney Ni catalyst in presence of ammonia.

The result is said to be more stable soybean oil, with less need for hydrogenation.

Screw lock ring heat exchangers as main equipments are used in hydrogenation cracking plant which have many shortcomings.

The results prove that hydrogen is a major factor to cause the disbonding of stainless steel welding overlay in hydrogenation reactor.

The hydrogenation process has the more advantages on environment protection than iron powder method, and has better quality.

The influence of solvent on the homogeneous hydrogenation of maleic anhydride is obvious.

The hydrogenation of olefins affords an example where both heterogeneous and homogeneous catalyses are effective .

This paper gives an overall introduction and review of homogeneous catalytic hydrogenation of SBS and other polymers concerned.

The second step of reduction of intermediate aldehydes can also be divided into Cannizarro's reaction and catalytic hydrogenation.

It is among the highest ee in the similar asymmetric transfer hydrogenation of acetophenone.

we should develop hydrogenation reactor of a thousand tons, key catalytic cracking equipment and other special oil refining equipment.

A hydrogen molecule is then added to the fat. This hydrogenation process alters the chemical structure of the fat.

The methods of analogue and quantificational classification were applied, according to the characteristics of diesel oil hydrogenation set.

The catalysts for selective hydrogenation of butadiene-rich C4 fractions to remove alkynes are reviewed in this article.

The present invention features the multiple phase selective hydrogenation process to synthesize anisic aldehyde with methyl methoxybenzoate.

The improvment of the the catalytic activity, selectivity and stability were the most important factors for the hydrogenation process.

REVIEW OF THE HYDROGENATION KINETICS IN THE PRODUCTION OF HYDROGEN PEROXIDE BY ANTHRA QUINONE PROCESS.

By continuous operation test of the hydrogenation catalyst, it is proved that the catalyst has a quite long life and. . .

The development and research of several catalysts for selective hydrogenation of phenylacetylene ( PA ) are introduced in details.

Meanwhile a new hydrogenation catalyst was developed.

Based on vacuum residual oil hydrodesulfurization plant of some refinery, simulates and optimizes typical hydrogenation plant.

The research and development of catalysts for the partial hydrogenation of benzene to cyclohexene is very important.

Hydrogen is used in the chemical industry to synthesize ammonia and in the hydrogenation of vegetable and animal oils and fats.

There are two methods to product furfuryl alcohol: liquid phase and gas phase hydrogenation of furfural.

The chemical component and many recovery process of waste hydrogenation catalyst are dissussed.

Trans fatty acids, also called trans fats, are produced in the process of hydrogenation of plant oils.

The research progress of CO2 hydrogenation synthesize dimethyl ether has been reviewed in recent years.

A new presulfidation process of hydrotreating catalyst in the hydrogenation is introduced.

In this thesis, catalytic activities of various metal catalysts in the hydrogenation of 3, 5-dimethyl pyridine were investigated.

The first part discribes highly efficient chiral PNNP ligand for asymmetric transfer hydrogenation of aromatic ketones in water.

Organic sulfurizing agent is necessary in the hydrogenation catalyst presulfurization art.

The functions and problems in the key sections, such as hydrogenation, oxidation, extraction and post-treatment etc. are stated in detail.

The effects of the organic impurities such as formaldehyde, methanol and lower alcohols on the hydrogenation of2 - butynediol are studied.

The hydrogenation reactions of CO and CO2 to form methanol is a multiple reaction system.

The hydrogenation reactions were performed using the apparatus depicted in Fig. 1.

It is estimated that the demand for maleic anhydrite to produce its hydrogenation products can not ease the existing overproduction .

When the equipment is used with a hot oil fetching system of hydrogenation part, the effect is better.

Inhibitor using zinc acetate and acetic acid solution, may I ask you have a better inhibitor of the catalytic hydrogenation.

Catalyst and method for preparing 1, 5 pentanediol by hydrogenation of 1, 5 dimethyl glutarate.

Catalyst and method for preparing 1, 6-hexandiol by hydrogenation of 1, 6-dimethyl adipate.

Analysis on the Stability of the Front-end Acetylene Hydrogenation Reactor

Preparation of a finely dispersed catalyst for suspended bedresidue hydrogenation by means of microemulsion

Evaluation of the Activity of Nickel Catalyst Used for Fatty Acids Hydrogenation

Studies on Ruthenium Catalyst with a Ligand of Copolymer and Its Performance in Catalytic Hydrogenation

A Study on the Catalytic Hydrogenation of Natural Chlorophyll in the Dark

Study of Hydrogenation of Ethyl Benzoate Catalyzed by Silica-supported Carboxymethyl Cellulose-platinum Complex

Development of a liquid-phase furfural hydrogenation catalyst and its commercial application

Characterization of hydrogenated styrene-butadiene rubber prepared by latex hydrogenation and its properties

Asymmetric hydrogenation of acetophenone and derivatives catalyzed by chiral diamine modified nickel - triphenylphosphine complex

Establishment of supercritical hydrogenation experimental facility and hydrogenation

The Heat Treatment of the Heavy Wall Forgings for the Hydrogenation Reactor

Preparation of Supported Ni-B Amorphous Alloy Catalyst via New Chemical Reduction System and Its Catalytic Hydrogenation Properties

Compartmentalization and application of morphology of branched chain explosion of fragmentation hydrogenation circulation gases

Preparation, Structure and Electrochemical Hydrogenation of Carbon Nanotubes Supported Platinum Catalysts

Preparation of Molybdenum Disulfide Composite Pillared by Hydroxy-Chromium Oligocations and Its Catalytic Activity for Benzene Hydrogenation

allowing the concentrated liquid to be prepared into mixed sugar alcohol by catalytic hydrogenation;

Experimental Study of the Influence of Hydrogenation on the Blood Flow in Fat Embolism Syndrome

Technology Test and Study of Outside Ultrasonic Testing for Inservice Hot-wall Hydrogenation Reactor

Effects of Pretreatment and Modification of Supported Rhodium Nanocluster Catalyst on Enantioselective Hydrogenation of Methyl Pyruvate

Study on the Configuration of the Hydrogenation Station System about Hydrogen Fuel Used in Vehicles

Synthesis of Chiral Diamine Ligands Derived from Cinchona Alkaloids and Their Catalytic Performance for Asymmetric Transfer Hydrogenation

Synthesis and Fluorescence of Chiral Amino Alcohol Lanthanide Complexes and Their Catalytic Asymmetric Hydrogenation for Aromatic Ketones

Industrial Application of the Selective Hydrogenation Technology on Catalytic Cracking Gasoline

source rocks; hydrogenation; hydrocarbons generating and eliminating; catalysis;

Application of carbon nanotubes as the catalyst supporting hydrogenation of o-nitrotoluene at atmospheric pressure

Study of catalyst for gas phase hydrogenation of a-furfural

The Preparation and Catalytic Performances for Hydrogenation of Amorphous Alloy as a New Kind of Catalytic Materials

Catalyze Hydrogenation Eliminating Oxygen Implement Application in Jinan International Airport

Characterization of the Catalyst Prepared by Impregnation for Selective Hydrogenation of Benzene to Cyclohexene

Industrial side-stream test of a traced acetylene and propylene hydrogenation catalyst

New Preparation Methods of the Supported Platinum Catalyst for Selective Hydrogenation of Nitrobenzene into p-Aminophenol

Study on liquid-phase cinnamaldehyde selective hydrogenation to cinnamyl alcohol over a Co-B amorphous alloy catalyst

The performance evaluation of a new catalyst for the first stage hydrogenation of pyrolysis gasoline

An Investigation on Nano-Ni Catalytic Hydrogenation of Pyrrole and Its derivatives at Normal Temperature and Pressure

Mathematical Modeling of the Reactor Synthesizing Butanol from Butyraldehyde by Hydrogenation

Instrument selection and computer-controlling scheme of terephthalic acid hydrogenation experimental device

Preparation and Catalytic Performance of Supported Platinum Catalyst for Anthraquinone Hydrogenation

Solvent effects in preparing Co-B catalyst and its application in the selective hydrogenation of Furfural to Furfuryl alcohol

Hydrogenation of Pyridine and Its Derivatives over Supported Nanometer Noble Metal Catalysts

Characterization and Selective Hydrogenation Activity of Supported Nanoparticles of Nickel-Cerium Catalyst

Chiral Schiff Base Ligands Containing Ferrocene and Pyridine Units for Ruthenium-Catalyzed Asymmetric Transfer Hydrogenation

Mathematic model and its application of the second-stage reaction in pyrolysis gasoline hydrogenation plant

Study of the Catalysts for Hydrogenation of Furfuryl Alcohol to Tetrahydrofurfuryl Alcohol

Commercial application and present situation and suggestion of usage selection for catalyst of paraffin hydrogenation and purification

Determination of hydrogenation degree for hydrogenated carboxylated styrene-butadiene rubber

Kinetic Study of Liquid Phase Catalytic Hydrogenation of Cyclopentanone by Using Skeleton Nickel

Several Factors Affecting Hydrogenation Process for Hydrogen Peroxide Production by Alkyl Anthraquinone Process

Preparation of Furfuryl Alcohol via Liquid Phase Furfural Hydrogenation over the Ultrafine Ni-B Amorphous Alloy

Hydrogenation technology: ruthenium-catalysed asymmetric reduction of ketones

Recent progress in selective catalytic hydrogenation of chloronitrobenzene to chloroaniline

Synthesis of Chiral P, N-Ligands and Catalytic Application of their Transition Metal Complexes in Asymmetric Transfer Hydrogenation

Asymmetric Transfer Hydrogenation of Acetophenone Catalyzed by Chiral Heterogeneous Catalyst of Noble Metal-Chitosan

Effects of the Supports on Activity of Supported Nickel Catalysts for Hydrogenation of m-Dinitrobenzene to m-Phenylenediamine

Catalytic transfer hydrogenation and its application in organic synthesis

Ultrasonic-Assisted Preparation of Ru-B Amorphous Alloy Catalyst Used in Hydrogenation of Maltose

Mensuration for the Activity of Ruthenium-Hydrogenation Catalyzer by Oxidation-Reduction Titration

Analysis of the Products of Liquid Phase Catalytic Hydrogenation of Maleic Anhydride by Capillary Gas Chromatography

Progress in Enantioselective Hydrogenation on Heterogeneous Catalysts

Investigation and evaluation for occupational health of hydrogenation set trial-produce in a refinery

Study on Sulfur Poisoning and Its Regeneration of Benzene Hydrogenation Platinum Catalyst

Optimization Control of Hydrogenation Reaction in Anthraquinone Process for Preparing Hydrogen Peroxide

Catalytic properties of nanometer nickel ultrafine particles in nitrobenzene hydrogenation

Preparation of heterogeneous chiral catalysts and their application to asymmetric hydrogenation

Research of a new orbital complex catalyst for hydrogenation of furfural to furfural alcohol

Recent Progress of the Catalysts for Hydrogenation of Chloronitrobenzene to Chloroaniline

Selective hydrogenation of cinnamaldehyde with water-soluble ruthenium-phosphine complex in the biphasic catalytic system

Hydrogen Transfer Hydrogenation of Acetophenone by Ruthenium Complexes Containing Polydentate Aminophosphine Ligand

Selective Hydrogenation of Halonitroaromatic Compounds Catalyzed by Water-soluble Bimetallic Catalyst Containing Ruthenium and Platinum

Catalytic Performance of Pt-Sn-B Amorphous Catalyst Supported on Carbon Nanotubes for Liquid-Phase Hydrogenation of Chloronitrobenzene

A Study of Influence on Electrochemical Hydrogenation of Mesophase Coal Pitch

Application of hydrogen-enriched for catalytic reforming unit with continuous catalyst regeneration in hydrogenation unit of lube

Catalytic properties of nano-nickel particles with a rare earththin shell for nitrobenzene hydrogenation

The Application of the Blank Tempering and Quenching Process in the Manufacturing of the Hydrogenation Reactor Forgings

Application of catalytic distillation technique in distillate hydrogenation

Selective Hydrogenation of Acetonitrile over Molybdenum Phosphide Catalysts

Constitution of Dynamics Equation for Heterogeneous Catalytic Hydrogenation

Application of Ruthenium - Chiral Phosphine - Catalyst in Asymmetric Hydrogenation

Apparent activation energy testing with new bimetallic complex catalyst on nitrile-butadiene rubber hydrogenation

Preparation and application of a new nickel based hydrogenation catalyst

Preparation of superfine Ni -powder catalyst and its hydrogenation performance on oleic acid

Development and application of new pyrolysis gasoline hydrogenation catalyst

Analysis of the seals used in high pressure heat exchanger on hydrogenation plant

Preparation of Novel Hydrogenation Catalyst for Production of Hydrogen Peroxide through Anthraquinone Route

Influence factors analysis and countermeasure of running cycle of pyrolysis gasoline hydrogenation catalyst

Preparation and characterization of novel fixed-bed Raney nickel catalyst and activity evaluation for benzene hydrogenation

Rapid screening of asymmetric hydrogenation catalysts leading to commercial applications

Studies on the Heterogeneous Asymmetric Hydrogenation of Acetophenone Catalyzed by Supported Rhodium

Study on Inactivation Kinetics in Chloroform Preparation Reaction System over Catalytic Hydrogenation in Liquid Phase

Characterization of Ru-Zn Catalysts Prepared by Precipitation Method for Selective Hydrogenation of Benzene to Cyclohexene

Determination of hydrogenation degree for hydrogenated styrene - butadiene rubber

Cost effective management of industrial asymmetric hydrogenation reactions

Preparation of Nickel- based Catalysts by Coprecipitation and Application in Edible Oils hydrogenation Catalyze

Advance on study of hydrogenation of styrene butadiene block copolymer

Improving the hydrogenation process to extend the service life of catalyst

Nanometer Materials for Application of Catalytic Hydrogenation and Research Development

Structure and catalytic hydrogenation properties of supported amorphous alloy catalysts

Application of Heterogeneous Platinum Catalysts for Hydrogenation of Aromatic Compounds

Investigation on Catalytic Hydrogenation of Five-Membered Heterocycles at Normal Temperature and Pressure

Hydrogenation analysis pyrolysis: a new technology of microstructural analysis for olefine plastic evidence

Preparation, Characterization and Properties of Selective Hydrogenation on Ni-based Catalysts

Method for Removing Polycyclic Aromatic Hydrocarbons in Vaseline from Hydrogenation Apparatus

Highly Enantioselective Transfer Hydrogenation of Aromatic Ketones

Degradation Mechanism and Restraint of Anthraquinone Hydrogenation in the Production of Hydrogen Peroxide

Research on the Raney Nickel Catalyst Used in Adiponitrile Hydrogenation Unit

Nitrobenzene Hydrogenation on Supported Platinum Catalyst to Produce p-Aminophenol

Influential factors for selective hydrogenation of benzene to cyclohexene over ruthenium catalysts

Research Progress in Preparation of the Catalysts for Selective Hydrogenation of Butadiene

Application of Variable-Frequency Speed Regulating on Hydrogenation Reaction of Adiponitrile

Reaction conditions affecting liquid phase selective hydrogenation of benzene to cyclohexene

Synthesis Technology of m-Phenylenediamine by Catalytic Hydrogenation over Nickel-Based Catalyst in Trickle-Bed Reactor

Analysis of the damage to the material used in the hydrogenation reactor

Analysis of Leakage and Improvement for the Flange in Float Cone Bottom of Reforming Feed Hydrogenation Vertical Head Exchanger

Determination of the degree of hydrogenation for HNBR by bromine-iodometric technique

Hydrogenation reactors in hydrogen peroxide production by anthraquinone process

Modification of lanthanide elements on selective hydrogenation of acrylonitrile

Synthesis of Adamantane by Hydrogenation and Isomerization of Dicyclopentadiene

Hydrogenation of Dicyclopentadiene by Homogeneous Catalyst

Control Effect Evaluation of Occupational Disease Hazard of Hydrogenation Set ina Petrochemical Company

Preparation of Supported Platinum Catalyst for Selective Hydrogenation of Nitrobenzene to p-Aminophenol

Progress on Technology to Produce Neopentyl Glycol by Condensation-hydrogenation Method

Investigation on the Preparation of Cyclopentene by Liquid Hydrogenation of Cyclopentadiene

Nondestructive inspection and management of hydrogenation reactor

Effects of Preparation Condition to Performance of selective Hydrogenation Catalyst for Reformate

Preparation of Supported Amorphous Ni-B Alloys and Their Catalytic Activity in Acrylonitrile Hydrogenation

Recent Development on Manufacture Process of Synthesis Neopentyl Glycol via Condensation Hydrogenation

Timely correction of the kinetics of gasoline hydrogenation reaction and simulation on the reactor

Improving the Hydrogenation Process to Prolong Use Life of Catalyst

Effect of Rare Earth on Hydrogenation Properties of Chloronitrobenzene over Polymer-Anchored Platinum Catalysts

Preparation of m-Aminobenzotrifluoride by Liquid Phase Catalytic Hydrogenation

Aldehyde oxidation, hydrogenation reaction on main, condensation, de Carbonyl;

Liquid-Phase Hydrogenation of Halogenated Nitrobenzene to Halogenated Aniline over Ni-B Amorphous Alloy Catalyst

Bimetallic Synergic Effect in the Selective Catalytic Hydrogenation of Cinnamaldehyde

The Effects of Support and Promoter on Thiophene Hydrodesulfurization and Tetralin Hydrogenation

Aromatic hydrogenation properties of FH-FS diesel ultra-deep hydrodesulfurization catalyst

Analysis on inactivation reasons of palladium catalyst in pyrolysis gasoline hydrogenation

Properties and composition of hydrogenation residue produced from Iran atmospheric residue

Study on the Catalyst Deactivation in the Hydrogenation of Nitrobenzene to Aniline in a Fluidized Bed

Study of the Recycling Use of the Dendritic Catalyst in Asymmetric Transfer Hydrogenation

Effective Method of Raising the Reaction Capacity in Production of Hexamethylene Diamine with Low Pressure Hydrogenation

Effects of acidity of the carrier on tolerance to sulfur of nickel-based catalysts for aromatic hydrogenation

An Investigation for Catalytic Hydrogenation of Styrol and Benzophenone at Normal Temperature and Pressure

Experimental research on rules of releasing of the halogen gas of PVC cable under hydrogenation condition

Rapidly Quenched Skeletal Ni Catalyst: Its Characterization and Catalytic Behavior in the Hydrogenation of Some Unsaturated Organic Groups

Selective Hydrogenation of Benzene to Cyclohexene in a Monolithic Reactor

Preparation Condition and Hydrogenation Capacity on the Novel Tungsten Phosphide Catalyst