Ragnar Bernhard

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Falun, SE

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Patents Grantslast 30 patents

Information Patent Grant
Aqueous solution containing sulphur dioxide and sodium in high perc...
- Patent number 5,041,237
- Issue date Aug 20, 1991
- Stora Kopparbergs Berglags AB
- Ragnar Bernhard
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Grant
Method of recovering chemical from spent pulp liquors
- Patent number 4,917,763
- Issue date Apr 17, 1990
- SKF Steel Engineering AB
- Sven Santen
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Recovering chemicals from spent pulp liquors
- Patent number 4,710,269
- Issue date Dec 1, 1987
- SKF Steel Engineering AB
- Sven Santen
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Recovery of chemicals from pulp waste liquor
- Patent number 4,692,209
- Issue date Sep 8, 1987
- SKF Steel Engineering AB
- Sven Santen
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method for preparing compositions which can be used in the producti...
- Patent number 4,680,136
- Issue date Jul 14, 1987
- Stora Kopparbergs Bergslags AB
- Ragnar Bernhard
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Recovery of chemicals from pulp waste liquor with plasma generator...
- Patent number 4,601,786
- Issue date Jul 22, 1986
- SKF Steel Engineering AB
- Sven Santen
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE