IS Title/आईएस शीर्षक:
Waterwell drilling - Down - The - Hole hammer rigs: Part 1 general requirements for hydraulic rigs (With Or Without Rotary Mode) (First Revision)
Superseding IS/सुपरसीडिंग आईएस:
None
Degree of Equivalence/समतुल्यता स्तर:
Indigenous
Number of Revisions/पुनरीक्षणों की संख्या:
1
Number of Amendments/संशोधनों की संख्या:
No amendment issued