Workover and completion fluids

United States of America Patent

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Mar 5, 1985
Grant Date
N/A
app pub date
Apr 12, 1982
filing date
Apr 12, 1982

priority date (Note)
Expired

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Abstract

When added to a water-based workover or completion fluid, a mixed polysaccharide such as a malto-dextrin reduces the gel strength and water loss from said fluid, simultaneously increasing yield point.

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Patent Owner(s)

Patent Owner	Address
DRILLING SPECIALTIES COMPANY A CORP OF DE	309 SHORT ST BARTLESVILLE OK 74004

International Classification(s)

E21B:EARTH OR ROCK DRILLING

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[Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Shell, Francis J	Bartlesville, OK	5	108

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Workover and completion fluids

Number of patents in Portfolio can not be more than 2000

United States of America Patent

06367824

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PATENT NO	4502969
SERIAL NO	06367824
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06367824

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