Pig receiver

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 8968481
APP PUB NO 20130125323A1
SERIAL NO

13813607

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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An apparatus for receiving a pig (12) comprising: a receiver housing (2) arranged to enable connection to a pipeline; a pig retention mechanism (4) mounted within said receiver housing (2), said pig retention mechanism (4) arranged such that it is operable to retain the pig (12) within the housing (2); a first sealing member (6) operable to seal the portion of the receiver housing (2) through which the pig (12) can be removed from the apparatus; a second sealing member (5) operable to seal the portion of the housing (2) that connects said receiver (1) to the pipeline; a fluid inlet (7); and a fluidization and transportation device (8) arranged to receive the fluidized debris, wherein the apparatus is arranged such that, in use, pressurized fluid is introduced into the enclosed interior of the housing (2) via the fluid inlet in order to fluidize debris which is then removed from the receiver housing (2) via the fluidization and transportation device (8).

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First Claim

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Family

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Patent Owner(s)

  • NATIONAL OILWELL VARCO, L.P.

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Henderson, Scott Johnshaven Angus, GB 132 1894

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