Parul Walia Dhall

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Spring, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Laser cladding Fe—Cr alloy on downhole tools
- Patent number 9,382,596
- Issue date Jul 5, 2016
- National-Oilwell Varco, L.P.
- Raju Pillai
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Systems and methods for vapor pressure leaching polycrystalline dia...
- Patent number 9,156,136
- Issue date Oct 13, 2015
- National-Oilwell Varco, L.P.
- Guodong Zhan
- B24 - GRINDING POLISHING

Patents Applicationslast 30 patents

Information Patent Application
Systems and Methods for Vapor Pressure Leaching Polycrystalline Dia...
- Publication number 20140123565
- Publication date May 8, 2014
- National-Oilwell Varco, L.P.
- Guodong Zhan
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
LASER CLADDING FE-CR ALLOY ON DOWNHOLE TOOLS
- Publication number 20130068449
- Publication date Mar 21, 2013
- NATIONAL OILWELL VARCO,L.P.
- Raju PILLAI
- C21 - METALLURGY OF IRON