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Impurities

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

  1. Systematic approach streamlines natgas pipeline pressure increase

    Magazine Articles

    Mon, 4 Nov 2013

    while in operation and probably not even during construction. Despite the considerable risk of the pig becoming stuck either by impurities or deformed pipe, the operator required cleaning to occur without the pipeline being shut down. During the first pass the

  2. OGJ FOCUS: CO 2 PIPELINES—1: Study details methods for determining steady-state pressure, temperature

    Magazine Articles

    Mon, 12 Apr 2010

    will address the expected influence of impurities present in real CO 2 streams on the hydraulic ..... depending on type and concentration of impurities . Operating a pipeline system at ..... also considering the influence of impurities . • An elevation profile with major

  3. Diluted bitumen, heavy crudes are similar, NAS panel told

    Online Articles

    Tue, 24 Jul 2012

    and Hazardous Materials Safety Administration. Tariff specifications from the US Federal Energy Regulatory Commission limit impurities in pipeline crude, including total water and solids, which must be less than 0.5%, Lidiak said. “Pipelines are high

  4. Dilbit, heavy crudes are similar, NAS panel told

    Magazine Articles

    Mon, 30 Jul 2012

    and Hazardous Materials Safety Administration. Tariff specifications from the US Federal Energy Regulatory Commission limit impurities in pipeline crude, including total water and solids, which must be less than 0.5%, he said. "Pipelines are high

  5. CROATIAN REFINER MEETS WASTE WATER TREATMENT STANDARDS, REDUCES FINES

    Magazine Articles

    Mon, 27 Nov 1995

    mixing required to allow the remaining impurities to form flocs as the waste water rises ..... microscopic bubbles that adhere to the flocked impurities and cause them to float to the surface ..... scoop then removes the concentrated impurities (sludge) and empties them into the

  6. IMPROVED CALCULATIONS INCREASED TOLUENE CONVERSION AT TAIWAN REFINERY

    Magazine Articles

    Mon, 13 Jun 1994

    per pass decreased as the xylene impurities in the toluene increased (Fig. 5). The presence of xylene impurities can be monitored by an increased ..... tower efficiency to reduce xylene impurities to 0.2% from 4%, toluene conversion

  7. PROCESSES PREVENT DETRIMENTAL EFFECTS FROM AS AND HG IN FEEDSTOCKS

    Magazine Articles

    Tue, 26 Jan 1993

    developed that eliminate both As and Hg impurities with very high efficiencies. BACKGROUND ..... diverse feedstock supply containing metal impurities has led to operating problems such as ..... permitting the elimination of both As and Hg impurities with very high efficiencies.4 The

  8. Nuclear heat advances oil shale refining in situ

    Magazine Articles

    Mon, 11 Aug 2008

    liquids or vapor. “This distillation process leaves most impurities behind,” Forsberg said. “While capillary forces can hold ..... heat. A light, stable crude oil is produced that leaves impurities in the ground and requires relatively little refining. A

  9. GeoPetro Resources Co.

    Video

    Mon, 1 Dec 2008

    in summary you know the natural gas we have has about and impurities . And GP which is jointly controlled CC and which which is ..... Recoverable are needs to be treated in this be processed and so we impurities . And so the sellable gas will be that but but it is a very

    Impurities found at 8:03, 9:49

    you know the natural gas we have has about -- -- and impurities . And GP which is jointly controlled -- CC and which which is an affiliate of JPMorgan Chase Bank. And and also bit
    needs to be treated in this be processed and so we -- impurities . And so the sellable gas will be -- that but but it is a very reluctant source undesirable information. -- -- project
  10. OTC: Fossil fuels, technology key to future energy supply

    Online Articles

    Wed, 4 May 2011

    ExxonMobil scientists invented and patented the Controlled Freeze Zone technology, a process that more efficiently removes impurities from natural gas. The CFZ technology, which continues being developed, removes carbon dioxide and hydrogen sulfide from

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