Malkolm S. Lundstrom

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Skelleftea, SE

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Patents Grantslast 30 patents

Information Patent Grant
Method for recovering lead from waste lead products
- Patent number 4,571,261
- Issue date Feb 18, 1986
- Boliden Aktiebolag
- Kurt J. A. Buren
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method for producing lead from sulphidic and oxidic and/or sulphati...
- Patent number 4,512,798
- Issue date Apr 23, 1985
- Boliden Aktiebolag
- Johan S. Leirnes
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method for producing lead from oxidic lead raw materials which cont...
- Patent number 4,508,565
- Issue date Apr 2, 1985
- Boliden Aktiebolag
- Johan S. Leirnes
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method for working-up metal-containing waste products
- Patent number 4,415,360
- Issue date Nov 15, 1983
- Boliden Aktiebolag
- Johan S. Leirnes
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...