Ralf G. Andersson

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Odakra, SE

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Patents Grantslast 30 patents

Information Patent Grant
Tubular filter primarily intended for filtration of liquids
- Patent number 4,639,318
- Issue date Jan 27, 1987
- Gullfiber AB
- Ralf G. Andersson
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL