Rolf Ridderstr.ang.le

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Stockholm, SE

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Patents Grantslast 30 patents

Information Patent Grant
Centrifugal separator to free a liquid from both lighter particles...
- Patent number 5,941,811
- Issue date Aug 24, 1999
- Alfa Laval AB
- Rolf Ridderstr.ang.le
- B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
Information Patent Grant
Centrifugal separator to free a liquid from bath lighter particles...
- Patent number 5,897,484
- Issue date Apr 27, 1999
- Alfa Laval AB
- Rolf Ridderstr.ang.le
- B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...