Drive pipe adaptor

United States of America Patent

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Jun 26, 1990
Grant Date
N/A
app pub date
Mar 31, 1989
filing date
Mar 31, 1989

priority date (Note)
Expired

status (Latency Note)

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Abstract

An adaptor assembly for attaching equipment to a casing head by means of pipe slips or other means of attachment integrated with the assembly, and having an elastomeric seal to contain leakage.

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Patent Owner(s)

Patent Owner	Address
SEABOARD-ARVAL CORPORATION A CORP OF TX	Not Provided

International Classification(s)

E21B:EARTH OR ROCK DRILLING

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[Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Thomas, Ronald D	Kingwood, TX	18	223

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Drive pipe adaptor

Number of patents in Portfolio can not be more than 2000

United States of America Patent

07332001

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Patent Longevity Expired	Forward Citations

PATENT NO	4936382
SERIAL NO	07332001
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07332001

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