Apurba Kumar MARIK

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Ranchi, IN

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Patents Applicationslast 30 patents

Information Patent Application
HOT ROLLING OIL FOR STEEL
- Publication number 20160251594
- Publication date Sep 1, 2016
- Indian Oil Corporation Limited
- Subinoy PAUL
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...