Carl-Erik L. Hedberg

Follow

Person

Ornskoldsvik, SE

People

Patents Grantslast 30 patents

Information Patent Grant
Method for shredding and dry-defibrating compressed cellulose pulp...
- Patent number 4,218,414
- Issue date Aug 19, 1980
- Mo och Domsjo AB
- Per B. Hagg
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Apparatus for shredding and dry-defibrating compressed cellulose pu...
- Patent number 4,167,378
- Issue date Sep 11, 1979
- Mo och Domsjo AB
- Per B. Hagg
- B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...