Apparatus and method for stripping solids and fluids from a string used in drilling or servicing wells

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United States of America Patent

PATENT NO 9784065
SERIAL NO

14601930

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Abstract

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Three or more overlapping sealing members arranged circumferentially around a passage in a supporting body form an annular seal around a pipe inserted into the passage.

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Patent Owner(s)

Patent OwnerAddress
KATCH KAN HOLDINGS LTDEDMONTON ALBERTA T6E 5C4

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Greenwood, Dallas Edmonton, CA 9 24
Holtby, Quinn A J Edmonton, CA 28 154

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