Stig Arvid Petersson

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Skelleftehamn, SW

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Patents Grantslast 30 patents

Information Patent Grant
Autogenous smelting of lead in a top blown rotary converter
- Patent number 4,008,075
- Issue date Feb 15, 1977
- Boliden Aktiebolag
- Stig Arvid Petersson
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method for the production of liquid sulphur dioxide
- Patent number 3,985,529
- Issue date Oct 12, 1976
- Boliden Aktiebolag
- Stig Arvid Petersson
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Treatment of converter slag
- Patent number 3,984,235
- Issue date Oct 5, 1976
- Boliden Aktiebolag
- Stig Arvid Petersson
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...