Shear type gate valve
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United States of America Patent
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-
Sep 23, 1986
Grant Date -
N/A
app pub date -
Oct 15, 1985
filing date -
Oct 15, 1985
priority date (Note) -
Expired
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Abstract
A gate valve for cutting a wire line (20) and closing in a well has a gate assembly (24) formed of an upper gate (32) and a lower gate (34). The lower gate (34) closes first shearing the wire line. Upper gate (32) closes second and seals against upper valve seat (42).
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