API 521 : 1990
Superseded
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
View Superseded by
PRESSURE-RELIEVING AND DEPRESSURING SYSTEMS
Amended by
Available format(s)
PDF
Published date
01-01-1990
Publisher
Superseded date
12-03-2018
Superseded by
Excluding Tax where applicable
| DocumentType |
Standard
|
| Pages |
111
|
| ProductNote |
NEW CHILD Errata IS NOW ADDED.
|
| PublisherName |
American Petroleum Institute
|
| Status |
Superseded
|
| SupersededBy | |
| Supersedes |
| API RP 92M:2017 INC ERR 2:2023 | Managed Pressure Drilling Operations with Surface Back-pressure |
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