Manuel R. Lastra

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Sunnyvale, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Recovery of metals from ore
- Patent number 6,387,239
- Issue date May 14, 2002
- BHP Minerals International, Inc.
- Willem P. C. Duyvesteyn
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method for recovering nickel from high magnesium-containing Ni-Fe-M...
- Patent number 5,571,308
- Issue date Nov 5, 1996
- BHP Minerals International Inc.
- Willem P. C. Duyvesteyn
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Hydrometallurgical process for producing zinc oxide
- Patent number 5,441,712
- Issue date Aug 15, 1995
- BHP Minerals International Inc.
- Willem P. C. Duyvesteyn
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Boron recovery from geothermal brines
- Patent number 5,236,491
- Issue date Aug 17, 1993
- BHP Minerals International Inc.
- Willem P. C. Duyvesteyn
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...