WC-draft/MED- 21

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S No Document No. Document title Last date of comment Detail ICS No. Draft Comments
1. MED 21(19131) External Upset Drill Pipe Assemblies For Use In Water Well Drilling Specification Part 1 Screwed On Joints Drill Pipe 10-04-2022 23.040.70 NA
2. MED 21(22232) Tungsten Carbide Buttons and Inserts for Use in Down-The-Hole DTH Bits Specification 20-10-2024 25.080.40 NA
3. MED 21(25065) CONSTRUCTION AND TESTING OF TUBEWELLS CODE OF PRACTICE 19-04-2024 65.060.35; 73.100 NA
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