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API 7NRV CHINESE : 2006

Withdrawn
Withdrawn

A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.

SPECIFICATION FOR DRILL STRING NON-RETURN VALVES
Withdrawn date

02-03-2024

Published date

01-01-2006

DocumentType
Standard
PublisherName
American Petroleum Institute
Status
Withdrawn

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