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External sources (not reviewed)

Full responsibility for correct operation and maintenance of vessel remains with the user.

Evaluate the pressure drop across each vessel plenum as this will affect the permeate and concentrate flows in each vessel.

This procedure will ease membrane element loading [...]

[...] inside wall of the shell, especially in [...]

After following the above prepressurization checks, pressurize vessel in accordance with element manufacturer’s specifications.

Operating personnel should be discouraged from applying from undue force to any fittings connected directly to a pressure vessel.

U-bolts should not be used for vessel mounting under any circumstances.

Once the head seal is broken, pull straight outward to remove the head assembly from the vessel.

Once the head seal has been broken, complete removal as instructed in the “Opening the Vessel” section.

Pressure vessel should be [...] [...]

Vessels must be installed correctly to ensure safe use and long service life.

Regardless of when and by whom your vessel may have been installed, there are a few quick checks you should make before use.

[...] conditions and to ease membrane element servicing.

The vessel is durable and ideally suited to its purpose, but careless handling can permanently damage it.

Dust or dirt on O-rings or other parts can scratch inner surfaces and cause subsequent leakage.

Pressure drops across the plenum [...]

The information in all sections must be carefully followed for the installation, operation & maintenance of the vessel to provide safe, long service life for which it is designed.

This is accomplished by running your fingers behind the retaining ring as it continues to exit the groove.

[...] [...] cellulose acetate membranes in either polypropylene or acrylic copolymer housings.

Figure 3 illustrates how IPS grooved couplings might be incorporated in the manifolds to alleviate misalignment where a line of vessels is connected to a common manifold header and only one flexible IPS grooved joint is used between the vessel and the manifold.

The project’s sustainability is ensured with the following extrabudgetary contributions: (i) US $350,000 from the Flanders to support the consolidation of the networks through the project – “Remote Sensing Applications in the framework of FET-WATER, SIMDAS and GOOS-AFRICA Programmes” (2007-2011); (ii) the establishment of an African-Private Sector Partnership with the International Association of Oil and Gas Producers in the world (OGP) including TOTAL, BP, SHELL, EXXON, STATOIL; the AMEC Earth and Environmental Company.

[...] [...] cultured species and crustaceans.

For ammunition, such inspections sheets should include the lot number, type, calibre, material, quantity, markings on the cartridge and on the packaging, including detailed pictures and descriptions of the cartridge and the packaging.