Coupling apparatus

United States of America Patent

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Oct 6, 1992
Grant Date
N/A
app pub date
Dec 18, 1990
filing date
Dec 18, 1990

priority date (Note)
Expired

status (Latency Note)

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Abstract

A coupling apparatus is provided for quick coupling of surface pumping equipment to a cylindrical member. The cylindrical member is engaged by dogs which are urged into locking position about the cylindrical member.

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First Claim

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Patent Owner(s)

Patent Owner	Address
WEATHERFORD/LAMB INC	515 POST OAK BOULEVARD SUITE 600 HOUSTON TX 77027

International Classification(s)

F16L:PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR ....

[Classification Symbol]

[Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
LaFleur, Karl K	Weatherford, TX	11	290
Wade, Donald R	Weatherford, TX	3	241

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Coupling apparatus

Number of patents in Portfolio can not be more than 2000

United States of America Patent

07629542

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PATENT NO	5152554
SERIAL NO	07629542
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07629542

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Abstract

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