Shengjun Zhang

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San Diego, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Corrosion resistant hardfacing alloy
- Patent number 9,802,387
- Issue date Oct 31, 2017
- Scoperta, Inc.
- Justin Lee Cheney
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Patents Applicationslast 30 patents

Information Patent Application
HARD WELD OVERLAYS RESISTANT TO RE-HEAT CRACKING
- Publication number 20160017463
- Publication date Jan 21, 2016
- SCOPERTA, INC.
- Justin Lee Cheney
- B32 - LAYERED PRODUCTS
Information Patent Application
CORROSION RESISTANT HARDFACING ALLOY
- Publication number 20150147591
- Publication date May 28, 2015
- SCOPERTA, INC.
- Justin Lee Cheney
- B32 - LAYERED PRODUCTS
Information Patent Application
HARD WELD OVERLAYS RESISTANT TO RE-HEAT CRACKING
- Publication number 20140234154
- Publication date Aug 21, 2014
- SCOPERTA, INC.
- Justin Lee Cheney
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...