Wayne Douglas

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Spring Creek, NV, US

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Patents Grantslast 30 patents

Information Patent Grant
Recovery of gold from roaster calcine leach tailings
- Patent number 9,194,023
- Issue date Nov 24, 2015
- Barrick Gold Corporation
- Qiankun Wang
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Patents Applicationslast 30 patents

Information Patent Application
RECOVERY OF GOLD FROM ROASTER CALCINE LEACH TAILINGS
- Publication number 20140112823
- Publication date Apr 24, 2014
- BARRICK GOLD CORPORATION
- Qiankun Wang
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...