DEFIBRATOR AKTIEBOLAG

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Patents Grantslast 30 patents

Information Patent Grant
Device in grinding apparatus
- Patent number 4,355,767
- Issue date Oct 26, 1982
- Defibrator Aktiebolag
- Inge J. G. Johansson
- B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
Information Patent Grant
Rotary grinding disc for defibrating apparatus
- Patent number 4,355,768
- Issue date Oct 26, 1982
- Defibrator Aktiebolag
- Johan G. I. Johansson
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method and apparatus for refining lignocellulose-containing materia...
- Patent number 4,298,425
- Issue date Nov 3, 1981
- Defibrator Aktiebolag
- Carl-Olov B. Ranzen
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Rotary grinding disc for defibrating apparatus
- Patent number 4,274,602
- Issue date Jun 23, 1981
- Defibrator Aktiebolag
- Johan G. I. Johansson
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Conveyor device for feeding lignocellulosic material to a disc-type...
- Patent number 4,220,290
- Issue date Sep 2, 1980
- Defibrator Aktiebolag
- Johan G. I. Johansson
- B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
Information Patent Grant
Sealing device for shafts
- Patent number 4,204,689
- Issue date May 27, 1980
- Defibrator Aktiebolag
- Inge Johansson
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Apparatus for relieving blockage of the pulp discharge passage in a...
- Patent number 4,198,302
- Issue date Apr 15, 1980
- Defibrator Aktiebolag
- Johan G. I. Johansson
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method and device for controlling the energy consumption in a pulp...
- Patent number 4,148,439
- Issue date Apr 10, 1979
- Defibrator Aktiebolag
- Mats Floden
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Apparatus for manufacture of sheets or board units from cellulose o...
- Patent number 4,078,674
- Issue date Mar 14, 1978
- Defibrator Aktiebolag
- Willard Falkinger
- B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
Information Patent Grant
Electrically controlled system for regulating the grinding space in...
- Patent number 4,073,442
- Issue date Feb 14, 1978
- Defibrator Aktiebolag
- Nils G. Virving
- B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
Information Patent Grant
Conveyor plate for wet sheets or dry sheets
- Patent number 4,017,246
- Issue date Apr 12, 1977
- Defibrator Aktiebolag
- Willard Falkinger
- B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...

Patents Applicationslast 30 patents

Trademarklast 30 trademarks

Information Trademark
72276648 - FRICTIONATOR
- Serial number 72276648
- Registration number 879865
- Filing date Jul 24, 1967
- DEFIBRATOR AKTIEBOLAG
- 7 - Machines and machine tools
Information Trademark
72157475 - PREX
- Serial number 72157475
- Registration number 778118
- Filing date Feb 17, 1964
- DEFIBRATOR AKTIEBOLAG
- 7 - Machines and machine tools
Information Trademark
72157476 - DEFIBRATOR
- Serial number 72157476
- Registration number 790502
- Filing date Nov 19, 1962
- DEFIBRATOR AKTIEBOLAG
- 7 - Machines and machine tools

DEFIBRATOR AKTIEBOLAG

Organization

Patents Grantslast 30 patents

Device in grinding apparatus

Rotary grinding disc for defibrating apparatus

Method and apparatus for refining lignocellulose-containing materia...

Rotary grinding disc for defibrating apparatus

Conveyor device for feeding lignocellulosic material to a disc-type...

Sealing device for shafts

Apparatus for relieving blockage of the pulp discharge passage in a...

Method and device for controlling the energy consumption in a pulp...

Apparatus for manufacture of sheets or board units from cellulose o...

Electrically controlled system for regulating the grinding space in...

Conveyor plate for wet sheets or dry sheets

Patents Applicationslast 30 patents

Trademarklast 30 trademarks

72276648 - FRICTIONATOR

72157475 - PREX

72157476 - DEFIBRATOR