| IS Number : | IS 7156 : 1974 Reviewed In : 2022 |
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| IS Title [Eng-Hn] : | General requirements for reverse circulation drilling rigs |
| No of Revision : | 0 |
| No of Amendments : | 1 |
| Technical Department : | Mechanical Engineering Department |
| Technical Committee : | MED 21 ( Diamond Core And Waterwell Drilling ) |
| Language : | English |
| Group : | Gases, Gas Cylinders , Machine tools and other mechanical products |
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| Sub Group: | Conveyors, hoisting and lifting equipments and rope ways |
| Sub Sub Group : | Mining tools |
| Aspects: | Others |
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| Degree of Equivalence: | Indigenous |
| Identical/Equivalent Standards: | |
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| Indian Standards Refered In IS IS 7156 : 1974 : |
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| International Standards Refered In IS 7156 : 1974 | Standard contains no Cross Referenced International Standard. | ||||||||||||||||
| IS 7156 : 1974 is Refered in following Indian Standards : |
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