US Patent 7866401 Safety valve for use in an injection well
Patent 7866401 was granted and assigned to Schlumberger on January, 2011 by the United States Patent and Trademark Office.
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Patent abstract
The present invention provides for a valve to allow injection of fluids into a well or other subterranean facility. The valve comprises a housing and a flow tube assembly disposed in the housing. A restrictor is joined with the flow tube to restrict flow through the flow tube. A seal element also is positioned to selectively prevent production or upward flow of fluids through the valve upon halting injection operations.
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US Patent 07866401 Safety valve for use in an injection well US Patent 7866401 Safety valve for use in an injection well
Infobox
Patent Number
0786640100
Patent Number
786640100
Edits on 26 Apr, 2023
Golden AI
Infobox
Is a
Current Assignee
Patent Jurisdiction
Patent Number
078664010
Date of Patent
January 11, 2011
0Patent Application Number
109058590
Date Filed
January 24, 2005
0Official Website
Patent Primary Examiner
Edits on 27 Sep, 2022
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Infobox
Is a
Current Assignee
Patent Jurisdiction
Patent Number
078664010
Date of Patent
January 11, 2011
0Patent Application Number
109058590
Date Filed
January 24, 2005
0Official Website
Patent Primary Examiner
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US Patent 07866401 Safety valve for use in an injection well
Infobox
Is a
Current assignee
Patent jurisdiction
Patent number
07866401
Date of patent
January 11, 2011
Patent application number
10905859
Date Filed
January 24, 2005
Patent primary examiner
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