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Impurities news and technical articles from Oil & Gas Journal. Search Impurities latest and archived news and articles

  1. CO 2 PIPELINES — Conclusion: Impurity types, concentration influence hydraulic design

    Magazine Articles

    Mon, 19 Apr 2010

    2 -capture plants likely to contain impurities as opposed to pure CO 2 streams—will ..... 95 mole % CO 2 but will also contain impurities generated in the individual power plant ..... addresses the expected influence of impurities present in real CO 2 streams on the hydraulic pipeline

  2. Modified cycles, adsorbents improve gas treatment, increase mol-sieve life

    Magazine Articles

    Mon, 4 Aug 2008

    sieves, remove sulfur-containing impurities like mercaptans, as well as water vapor. Such operation may be ..... the negative effects of gas-phase impurities (such as benzene, toluene, and xylene ..... hydrocarbons (like BTX) and other impurities (like methanol) will coadsorb with mercaptans


    Magazine Articles

    Mon, 21 Sep 1992

    hydrocarbon emissions 13% and has less deposit-forming impurities . The fuel is the only colorless premium gasoline on the market ..... the petrochemical feedstock. Distillation also removes many impurities that can rob a car's engine of performance and cause hydrocarbon

  2. Centurion to link Gelgel discovery in Egypt to Abu Monkar development

    Online Articles

    Thu, 16 Aug 2001

    the two zones was through a 7/8-in. choke with average wellhead pressure of 1,100 psi. The test yielded no water or impurities . The well, in the El Manzala concession, is temporarily shut in for pressure buildup. Centurion will then carry out full

  3. Market conditions encourage refiners to recover by-product gases

    Magazine Articles

    Mon, 7 Oct 2013

    employs multiple beds in parallel. The impurities in the hydrogen-rich feed as in a ..... configuration. The tail gas consisting of impurities in the PSA feed and unrecovered H2 is ..... fuel-gas system can contain a host of impurities and trace contaminants (Table 6) that

  4. Desert project illustrates selecting acid-gas removal technology

    Magazine Articles

    Mon, 6 Jan 2014

    Natural gas usually contains acid gas impurities such as hydrogen sulfide (H2S) and ..... is usually desirable to remove these impurities to prevent corrosion and freezing at ..... and the acceptable limits for these impurities in the pipeline sales gas are:1

  5. Contaminants key to refinery offgas treatment unit design

    Magazine Articles

    Mon, 15 Sep 2008

    sulfur compounds and CO 2 as its main impurities , the ROG unit can be designed to remove ..... the different process sources of ROG, impurities encountered in the stream may include ..... CO, NOx, ammonia, and stibine. Impurities are normally present in various concentrations

  6. Low-cost revamp enhances feedstock profitability for Chinese integrated complex

    Magazine Articles

    Mon, 3 Nov 2014

    could occur, however, the ethylene-derived raffinate would need to undergo processes for the removal of sulfur and other impurities , as it contains a high amount of sulfur compounds (primarily sulfolane) due to residual solvent entrained from the aromatic

  7. Study for offshore Mideast field proves inhibitor, sulfur solvent compatible

    Magazine Articles

    Mon, 6 Oct 2014

    concentration of thermodynamic inhibitors such as MEG is very high (typically 40-60 wt %). This means that the effect of impurities on MEG will be negligible until a high concentration is reached. No evidence of any effect of corrosion inhibitor molecules

  8. Canada sees 78 tcf marketable in Horn River basin

    Magazine Articles

    Mon, 1 Aug 2011

    agencies also considered the level of impurities to be removed to elevate the gas to ..... process the raw gas. The amount of impurities in Horn River basin shale gas appears ..... dominantly consisting of carbon dioxide. The impurities increase with depth. More Oil & Gas

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