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Hypochlorite process for the treatment of petroleum distillates

  • US 2,771,402 A
  • Filed: 05/13/1953
  • Issued: 11/20/1956
  • Est. Priority Date: 05/14/1952
  • Status: Expired due to Term
First Claim
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1. A PROCESS FOR THE TREATMENT OF A PETROLEUM DISTILLATE BOILING UP TO THE END OF THE GAS OIL RANGE, COMPRISING TREATING THE DISTILLATE WITH A HYPOCHLORITE SOLUTION, CONTACTING THE TREATED DISTILLATE COUNTERCURRENTLY WITH A MIXTURE CONSISTING ESSENTIALLY OF METHANOL AND A CAUSTIC ALKALI SOLUTION, SAID CAUSTIC ALKALI SOLUTION HAVING A STRENGTH OF BETWEEN 0.5% AND 50% W./W., AND THEN TREATING THE DISTILLATE WITH CAUSTIC ALKALI SOLUTION ALONE.

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