Clay control additive for cement compositions and method of cementing

United States of America Patent

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Aug 3, 1993
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N/A
app pub date
Apr 30, 1992
filing date
Apr 30, 1992

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Expired

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Abstract

A clay control additive for cement composition of the general formula: ##STR1## wherein the R groups are selected from a C.sub.1 to C.sub.4 substituted alkyl.

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Patent Owner(s)

Patent Owner	Address
BJ SERVICES COMPANY U S A	5500 NORTHWEST CENTRAL DRIVE HOUSTON TX 77092

International Classification(s)

C04B:LIME; MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREO....

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[Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Dillenbeck, Robert L	Oklahoma City, OK	6	574
Hall, Bobby E	Houston, TX	8	176
Nelson, Scott G	Hobbs, NM	23	942
Porter, Dean S	Robstown, TX	5	41

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Clay control additive for cement compositions and method of cementing

Number of patents in Portfolio can not be more than 2000

United States of America Patent

07876439

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PATENT NO	5232497
SERIAL NO	07876439
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07876439

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