US Patent 11530753 Double-valve continuous circulating valve with a clamping device
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Patent Number
115307530
Date of Patent
December 20, 2022
0Patent Application Number
177422740
Date Filed
May 11, 2022
0Patent Primary Examiner
CPC Code
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US Patent 11530753 Double-valve continuous circulating valve with a clamping device
Article
The present invention discloses a novel double-valve continuous circulating valve with a clamping device, comprising a main through valve (
Infobox
Is a
Patent Jurisdiction
Patent Number
115307530
Date of Patent
December 20, 2022
0Patent Application Number
177422740
Date Filed
May 11, 2022
0Patent Primary Examiner
CPC Code
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