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Method and equipment for obtaining energy from oil wells

  • US 5,117,908 A
  • Filed: 09/28/1990
  • Issued: 06/02/1992
  • Est. Priority Date: 03/31/1988
  • Status: Expired due to Fees
First Claim
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1. An installation for the recovery of petroleum from a well, comprising a turbine having an inlet, an outlet and an expansion chamber between said inlet and said outlet;

  • first connecting means connecting the well with said inlet in such a manner as to prevent significant pressure reduction of the petroleum upstream of said chamber;

    means for separating the petroleum into a nongaseous flowable component and a gaseous component;

    second connecting means connecting said separating means with said outlet;

    means for conveying the components from said separating means to at least one location remote from the well and including at least one driven conveying device; and

    means coupling said turbine to said one conveying device so that said turbine can drive said one conveying device in response to pressure reduction of the petroleum in said chamber.

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