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

  1. Range posts Marcellus shale fracing disclosure

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    Fri, 13 Aug 2010

    … gal/1,000 gal water. • 1,133 gal HCl acid, 139 gal/frac stage not diluted and 2 ..... 10 gal/1,000 gal water. • 607 gal HCl acid, 139 gal/frac stage not diluted and ..... 10 gal/1,000 gal water. • 544 gal HCl acid, 139 gal/frac stage not diluted …

  2. Formation mineral content key to successful sandstone acidizing

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    Mon, 30 Aug 1999

    … formation. Clay stability Clay decomposition in HCl (hydrochloric) acid is a recent, important ..... minerals should be considered unstable in HCl acid. Zeolites are very unstable in acid ..... temperature. Halliburton researchers pumped HCl acid into a long column with illite dispersed …

Related Topics:

  1. Sandstone
  2. Wall Street
  3. Recoverable Oil
  4. Well Stimulation
  5. Surfactant
  6. Drilling Mud
  1. Saudi Aramco optimizes acid fracturing in the Khuff carbonate reservoirs

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    Mon, 18 Feb 2002

    … originally designed straight and emulsified 28% HCl acids. Oriented perforations have reduced ..... treatment called for about 30,000 gal of 28% HCl , with a slightly larger pad volume required ..... stage consisted of 32,000 gal of 28% HCl acid. Saudi Aramco performed the acid …

  2. FOUR STEPS SOLVE CRUDE-TOWER OVERHEAD CORROSION PROBLEMS

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    Mon, 5 Jul 1993

    … program can be implemented to deal with the HCl evolved. Ammonia, morpholine, or higher ..... injection rate is 5 lb/1,000 bbl crude. HCL ATTACK About one third of all crude-unit ..... Although the source of the corrosive attack is HCl , the product of corrosion is iron sulfide …

  3. Calcium carbonate LCM damages certain formations in Qatar

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    Mon, 8 Jan 2001

    … dolomitic bio-micrite. Corresponding HCl solubilities of the formation samples range ..... with an LCM carrier gel in reaction to 15% HCl . To compare "after fluid loss" values ..... normal required a relatively large volume of HCl . As the sample was extremely soluble in …

  5. Optimized stimulation strategies enhance Aramco gas production

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    Mon, 4 Oct 2010

    … treatment consisted of high-temperature 28% emulsified HCl acid and in situ gelled HCl acid. The planned job had four pad stages between ..... the well treatment included 10,000 gal of 15% HCl . The poststimulation rate was excellent, about 30 …

  6. Petrochemical Report Revamp of Ukraine VCM plant will boost capacity,Lreduce emissions

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    Mon, 13 May 1996

    … generation. The offgases are sent to the HCl recycle unit. Raw EDC (99.5% pure ..... the organic phase and offgas are sent to HCl recovery. The dry bottoms from the dewatering ..... product from the vacuum column also is sent to HCl recovery. Section 3 The purified EDC is …

  7. Mineralogy-based acid design restores sandstone productivity

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    Mon, 21 Jun 2004

    … are known to be unstable in hydrochloric ( HCl ) acid, depending on their composition and the temperature. Pumping strong HCl into a sandstone formation above the stability ..... matrix permeability during pumping.4 Also HCl and acetic acids, by themselves, will …

  8. COILED TUBING - Conclusion: BP develops guidelines for 16Cr CT

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    Mon, 17 Jul 2006

    … commonly used on the North Slope, including HCl and mud acid. Inhibition loading for chrome ..... cost increase is 20% and 31% for 15% HCl acid and 9:1 mud acid, respectively ..... test has been completed with 50 bbl of 10% HCl and standard corrosion inhibition (no …

  9. CALCULATIONS ESTIMATE PROCESS STREAM DEPOSITIONS

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    Mon, 3 Jan 1994

    … following reactions: NH4CL(S) = NH3(G) + HCL (G) (1) NH4HS(S) = NH3(G) + H2S ..... partial pressures of, respectively, NH3, HCl , and H2S in the vapor phase (see Nomenclature ..... even when the stream has a small amount of HCl , as long as the NH3 partial pressure is …

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