drill pipe

The measured length of each joint of drill pipe or tubing is added to provide a total depth or measurement to the point of interest.

Vice hoist for the replacement of the drill pipe or other tools and put sand core tube can also be used for flushing operations.

And returns to the surface in the space between the drill pipe and the wall of the borehole.

Mud This pressure must be under control, and we control it by means of the mud which we circulate down the drill pipe.

Since drill pipe is not being tripped, the risk of swabbing oil or gas into a well causing a kick or blowout is reduced.

This device consists of three or more steel wedges that are hinged together, forming a near circle around the drill pipe.

A detailed investigative study is made of a drill pipe rupture that happened during drilling operation.

The connecting body is cylindrical and provided with two threaded holes; the tail end of the drill pipe is arranged in the threaded holes.

Note: The drill pipe can be cleaned and doped after it has been rolled off the catwalk.

As drill pipe passes through the slide initially, the introduction slide leads the drill pipe to be bent.

The company was founded in 2005, mainly oil production experts drill pipe products manufacturers.

If the drill pipe threads become rusty, rust will have to be cleaned .

Some 100 feet below where it is now, the relief well will cut into the outer ring of the Macondo well and then into its central drill pipe.

Dynamic surge pressure is the main factor that influences the stability of drilling hole while tripping a drill pipe in geologic drilling.

Principle of drill core samples were inserted at the top of the drill pipe from package to package.

After the rig crew places the slips around the drill pipe and in the rotary, the driller slowly lowers the drill string.

The pencil tool models " logging while drilling " where the logging tool is integrated into the drill pipe .

In the drilling field a drill string, formed of lengths of drill pipe joined in end-to-end relationship, is fed down the wellbore.

In what is called jointed pipe drilling, joints of drill pipe, each about 30 ft [9 m] long, are screwed together as the well is drilled.

The process test result indicates that the drill pipes fabricated with TLP diffusion welder has small deformation on drill pipe joint . . .

Keep feet well clear of the drill pipe pin end when the drift is still in the pipe and the pipe is vertical.

A length of pipe, usually referring to drill pipe, casing or tubing.

This paper introduces the whole structure, principles and relative parameters of drill pipe and collar transportation system.

To add a length of drill pipe to the drill string to continue drilling.

As Bales is overall in machinery extrusion, enabling all levels of the drill pipe to insert the package and remove the sample.

Immersing the drill pipe in fluid produces a buoyancy effect , reducing its weight and putting less stress on the drilling mechanism .

This paper introduces feature and material characteristic of aluminum drill pipe and analyzes its application.

Poor machining quality of drill pipe of coal roadway drilling machine and the cause of rupture on case are analysed.

using a long machine screw hole, the drill pipe through the center tube to condensate soil (or mud) into the hole at the end.

This technology controls welding parameter exactly, and improves welding quality for drill pipe.

The floor men engage the rig tongs onto the drill pipe or other tubular tool joint.

The driller's view of the drill pipe in the rotary table should not be obstructed at any time.

The heavier mud travels down the drill pipe and up through the annulus.

The drill pipe log records spontaneous potential and short and log resistivity measurements.

The rotary and carriage assembly is adapted to apply rotational, thrust and pull-back forces to the drill pipe.

Even good party drill pipe. Again, with big hook mention party, put forward with spear pipe hook generous watts.

Fit the rig tongs with the correct jaws for the drill pipe tool joint or the drill collar. Re-install the safety lock springs.

US will investigate charges that Chinese companies are selling oil well drill pipe in the US at unfairly low prices.

The S135 drill pipe steel was selected as the research object in the paper; the oxygen corrosion and corrosion fatigue be.

While we were repairing the pump , the driller was working drill pipe .

Verify the grade of the drill pipe, measure length, record and inform the Driller.

fatigue life of drill pipe has been predicted by data analysis.

Drill pipe nondestructive examinations are significant to prevent drill pipe leaking and twisting off.

Do not let tongs ride the drill pipe.

Lower the drill pipe joint into the mouse hole, and remove air tugger and lifting cap.

Before and after operation, count the drill pipe (DP) on the pipe rack to verify tally figures.

Do not let slips ride drill pipe.

Vertical and rotary operation may be run on wireline or drill pipe.

The drill pipe frictional weld production line automatic monitoring system is based on the PLC distributed control system.

How fast do they pull out of hole with drill pipe?

Planes from the drilling rig, drill pipe to send and entrusted pipe hydraulic cylinder are used, safe and reliable.

An automatic control system of tempering heat treatment for welded drill pipe is presented in the paper .

When the drill string to a predetermined depth under the need to drill, good condole card, will remove the drill pipe.

Through this high pressure line, mud is pumped in to the standpipe and drill pipe.

Offshore, the storage bins for drill pipe, drill collars and casing.

Drill pipe corrosion results from oxygen acting on metals.

The mechanical strength of drill pipe body meets API standard.

The right thing to do now is to curved a drill pipe.

The rig crew applies copious amounts of pipe dope to the drill pipe tool joints every time a connection is made.

The right thing to do now is to bent a drill pipe.

Amy Zhang: "Our company name is Hilong Group. We sell the drill pipe. "

Make a mark for sticking point on the drill pipe.

Is the drill pipe marked for sticking point.

Manner according to weld steel into Longitudinal and drill pipe.

2500 kilos - meter torque is enough for making-up E Grade drill pipe.

The US imported some $200m worth of drill pipe from China in 2008.

The drill pipe that was broken has been found.

What is the drill pipe string weight in air?

While there are different standard lengths, the most common drill pipe joint length is around 30 ft [9 m].

Thread compound for Contractor's drill pipe, drill collars or any other Contractor owned tubular

At least 5 tons drill pipe allows to be hung below the RTTS;

Study of the torsion strength and material toughness criteria of drill pipe tool joint

Research and Application on the Heat Treatment Supervising Control System of Petrolic Drill Pipe

Ultrasonic Detection of the Fatigue Cracks at the Thread Root of a Drill Pipe

each drilling tool comprises a drill bit, a drill pipe behind the drill bit and a hollow drill pipe sleeve outside the drill pipe;

Development and utilization of frictional welding parameter automatic detecting system for drill pipe

Petroleum and natural gas industries; formulae and calculation for casing, tubing, drill pipe and line pipe properties

The utilization of ultrasonic flaw detection in detecting drill pipe crassitude intermediate belt

Effect of the Defect of Drill Pipe Joint on the Service Life of Drill Pipe

Materials and equipment for petroleum and natural gas industries; Aluminium alloy drill pipe for oil or natural gas wells

Materials and equipment for petroleum and natural gas industries; Tool joints for steel drill pipe for oil or natural gas wells

Development Course and the Newest Advance of Wire Drill Pipe Transmission Technique for Information While Drilling

Development and application of drill pipe valve used in gas drilling

On the Downhole Wet Connection Technic During the Drill-pipe Conveyed Logging

Modeling and experimental analysis of turning resistance of drill pipe in horizontal holes

Practices and Realizations on the Technique of Freeing Drill Pipe Using Negative Pressure Gas Lift

Analysis on drill pipe blocking during completion logging and prevention methods

Research on the modeling of simulation of the drill pipe of URRS'turning and bending system and simulation of the resistance

The fault tree analysis of mix-material blocking pipe to CFG pile with long screwy drill pipe inner pump pressure

Petroleum and natural gas industries - Steel pipes for use as drill pipe - Specification

Industry: Socket wrench; Drill; Impact Drill; Pipe clip; Cable clamp; Spanner;

Formulas and Calculations for Casing, Tubing, Drill Pipe, and Line Pipe Properties

Necessity of Disseminating Internally-coated Drill Pipe to Prevent Breaking and Piercing-caused Leakage of Drill Pipe Body

The first domestic trenchless-technology-drill-pipe end upsetting production line

Design of Material Tracking and Control System for Petroleum Drill Pipe Finishing Line

Technology and Application of Leading Control Coal Petrography by Long Drill Pipe

FE Analysis of Stress Distribution in Inner Upset Transitional Section of Drill Pipe

Optimization of the Joint-Thread of Diamond Wire-Line Coring Drill Pipe

The Detection and Control of Welded Drill Pipe Axial Automatic Collimating

Automation improvement to heat treatment system for welded drill pipe

Digital instrument for nondestructive test of drill pipe at wellhead

Field Inspection of New Casing, Tubing, and Plain End Drill Pipe

Design and Testing of Technological Process for End-upsetting of Oil Drill Pipe

Research on Advanced Real Time Inspection Method and System of Magnetic Flux Leakage for Drill Pipe

Performance Properties of Casing, Tubing, and Drill Pipe

New Drill Pipe Size Improves ERD and Deepwater Drilling translated by

Brief Introduction to the Water Cooling Apparatus for the Drill Pipe Welds

The modeling of the URRS drill pipe deformation and analyzing of the experiments

Drill pipe corrosion and protection in Huabei Oilfield

The Analysis and Remedy Measures on Drill Pipe Washouts of Well Fuyang

Application and research for drill pipe stable technology of 100 model drilling machine

Research Technology Measures Use on Drill Pipe to Protect Wear

Development of heat treatment automatic control system for welded drill pipe

CDPP Circulating Drill Pipe Pressure CP Conductor Pipe, Casing Pressure

Failure of Drill Pipe Internally-threaded Joint

A New Russian Drill Pipe Flaw Detector with Electricity Bow Wave

Identification groove of drill pipe

Remote Monitoring Drill Pipe System

Finite element analysis of defects in drill pipe body

Design of test probe of magnetic flux leakage for drill pipe

Autocontrol System of Non-dig Drill Pipe End-upsetting Product Line

Transient liquid phase bonding of drill pipe

The Study and Applications of Drill-Pipe Nondestructive Examination Technology

Corrosion and Protection of Drill Pipe;

Application of PLC to Control System of Drill Pipe Chain Transfer

Development of oil well drill pipe-casing frictional wear tester

Research on drill pipe damaged in Pinghu field

The Research on Calculation Method of Casing Wear Caused by Drill- pipe Revolution

Analysis of Drill Pipe Reverse Rotation and It's Bending Frequency

A study on oil drill pipe end upsetting process

Specification of Oil Drill Pipe

Right-hand fine threaded drill pipe

Analysis of Cracking of Oil Drill Pipe

shoulder refacer of drill pipe

Not only the oil drilling machine drill pipe

The design defect and problem existing in use of drill pipe tong