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Apparatus for recovery of petroleum from petroleum impregnated media

  • US 4,193,448 A
  • Filed: 09/11/1978
  • Issued: 03/18/1980
  • Est. Priority Date: 09/11/1978
  • Status: Expired due to Term
First Claim
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1. An apparatus for the recovery of petroleum from petroleum impregnated media having an opening therein, comprising,an elongated shell for insertion into said opening, said shell having a trailing end and a leading end, and being connected at its trailing end to an oil passage conduitsaid elongated shell including a microwave dispersing chamber and a microwave transparent portion around said chamber, said shell being adapted for insertion into said opening,a microwave generating means,guide means for guiding microwaves from said microwave generating means into said microwave dispersing chambera microwave mixer comprising a plurality of movable microwave deflecting blades positioned to intercept, deflect and disperse substantially all microwaves through the microwave transparent portion of said shell and substantially throughout the surrounding oil impregnated media adjacent said transparent portion of said shellsaid shell including a petroleum recovery chamber and a plurality of openings through said shell for communication of heated pertroleum from said media into said recovery chamber.

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