Rockwool Aktiebolag

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Skovde, SE

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Patents Grantslast 30 patents

Information Patent Grant
Method of producing a mineral fiber product
- Patent number 4,251,320
- Issue date Feb 17, 1981
- Rockwool Aktiebolag
- Gunnar N. Cederqvist
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE