of the pocket type

Industry

CPC
D21B1/24

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Parent Industries

DTEXTILES PAPER D21Papermaking D21BFIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT D21B1/00Fibrous raw materials or their mechanical treatment

Current Industry

D21B1/24of the pocket type

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Method and arrangement for feeding wood batches into a pressure gri...
- Patent number 6,929,202
- Issue date Aug 16, 2005
- Metso Paper Inc.
- Pekka Haikkala
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Angled-rib blocking slab for pulpwood grinder
- Patent number 5,556,043
- Issue date Sep 17, 1996
- Lake Superior Paper Industries
- James H. Bittinger
- B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
Information Patent Grant
Apparatus for the treatment of milling products
- Patent number 5,148,998
- Issue date Sep 22, 1992
- Lars Obitz
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Flared pockets for centrifugal grinders
- Patent number 4,917,315
- Issue date Apr 17, 1990
- AMCA International Limited
- Allan J. Wildey
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Wood pulp grinder
- Patent number 4,840,317
- Issue date Jun 20, 1989
- J. M. Voith GmbH
- Hans-Otto Henrich
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Device for production of mechanical pulp
- Patent number 4,718,611
- Issue date Jan 12, 1988
- Sunds Defibrator, AB
- Hjalmar S. I. Bystedt
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method for regulation of grinding process in a pocket grinder
- Patent number 4,688,725
- Issue date Aug 25, 1987
- Oy Tampella AB
- Seppo Blomqvist
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Electric lathe
- Patent number 4,669,166
- Issue date Jun 2, 1987
- Montague Industries, Inc.
- David B. Grimes
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Frame construction for a pressure grinding machine of press type
- Patent number 4,666,093
- Issue date May 19, 1987
- Oy Tampella AB
- Toivo Lajunen
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method of and a feeding device for feeding a wood batch into a pres...
- Patent number 4,664,323
- Issue date May 12, 1987
- Oy Tampella AB
- Juhani Ahonen
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Pressure-assisted centrifugal grinding
- Patent number 4,606,504
- Issue date Aug 19, 1986
- AMCA International Limited
- Allan J. Wildey
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Blocking slab for pulp grinder
- Patent number 4,595,150
- Issue date Jun 17, 1986
- Oy Tampella AB
- Matti Aario
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method and grinder for the manufacture of pulp
- Patent number 4,560,439
- Issue date Dec 24, 1985
- Ernst G. Ranhagen
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method of controlling a grinding process in a pocket grinder
- Patent number 4,541,571
- Issue date Sep 17, 1985
- Oy Tampella AB
- Anssi Karna
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method for controlling a piston fed wood grinder
- Patent number 4,515,318
- Issue date May 7, 1985
- Kymi-Stromberg Oy
- Aslak Savonjousi
- B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
Information Patent Grant
Apparatus for centrifugal pulpwood and wood chip grinding
- Patent number 4,474,335
- Issue date Oct 2, 1984
- Koehring Canada
- Allan J. Wildey
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Pulp grinder with liquid retention
- Patent number 4,456,182
- Issue date Jun 26, 1984
- J. M. Voith GmbH
- Richard Suttinger
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Apparatus for the production of mechanical wood pulp
- Patent number 4,405,091
- Issue date Sep 20, 1983
- J. M. Voith GmbH
- Theodor Bahr
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method of increasing the temperature of shower water used in a wood...
- Patent number 4,381,217
- Issue date Apr 26, 1983
- Oy Tampella AB
- Erkki Turkia
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Apparatus for continuously grinding wood under pressure and continu...
- Patent number 4,333,613
- Issue date Jun 8, 1982
- Oy Tampella AB
- Pekka O. Haikkala
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Apparatus for continuously grinding wood under pressure and continu...
- Patent number 4,327,870
- Issue date May 4, 1982
- Oy Tampella AB
- Pekka O. Haikkala
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Process for the preparation of groundwood pulp
- Patent number 4,324,612
- Issue date Apr 13, 1982
- Mo och Domsjo Aktiebolag
- Jonas A. I. Lindahl
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Sealing arrangement for a shutter of a pressure grinder
- Patent number 4,305,590
- Issue date Dec 15, 1981
- Oy Tampella AB
- Pekka Haikkala
- B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
Information Patent Grant
Method and apparatus for controlling wood pulp grinding machines
- Patent number 4,294,412
- Issue date Oct 13, 1981
- SCA Development Aktiebolag
- Karl G. Bohlin
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method of and a grinder for grinding wood under pressure
- Patent number 4,274,600
- Issue date Jun 23, 1981
- Oy Tampella AB
- Pekka O. Haikkala
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method of and a grinder for discharging groundwood stock when grind...
- Patent number 4,270,703
- Issue date Jun 2, 1981
- Oy Tampella AB
- Pekka O. Haikkala
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Apparatus and process for producing wood pulp in a pressurized wood...
- Patent number 4,257,563
- Issue date Mar 24, 1981
- J. M. Voith GmbH
- Hans Henrich
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Process for producing stone groundwood pulp from wood chips by usin...
- Patent number 4,247,363
- Issue date Jan 27, 1981
- Oji Paper Co., Ltd.
- Shigeharu Soma
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
3791596
- Patent number 3,791,596
- Issue date Feb 12, 1974
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
3776475
- Patent number 3,776,475
- Issue date Dec 4, 1973
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE

Patents Applicationslast 30 patents

Information Patent Application
Method and arrangement for feeding wood batches into a pressure gri...
- Publication number 20040026545
- Publication date Feb 12, 2004
- Metso Paper Inc.
- Pekka Haikkala
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE

of the pocket type

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Method and arrangement for feeding wood batches into a pressure gri...

Angled-rib blocking slab for pulpwood grinder

Apparatus for the treatment of milling products

Flared pockets for centrifugal grinders

Wood pulp grinder

Device for production of mechanical pulp

Method for regulation of grinding process in a pocket grinder

Electric lathe

Frame construction for a pressure grinding machine of press type

Method of and a feeding device for feeding a wood batch into a pres...

Pressure-assisted centrifugal grinding

Blocking slab for pulp grinder

Method and grinder for the manufacture of pulp

Method of controlling a grinding process in a pocket grinder

Method for controlling a piston fed wood grinder

Apparatus for centrifugal pulpwood and wood chip grinding

Pulp grinder with liquid retention

Apparatus for the production of mechanical wood pulp

Method of increasing the temperature of shower water used in a wood...

Apparatus for continuously grinding wood under pressure and continu...

Apparatus for continuously grinding wood under pressure and continu...

Process for the preparation of groundwood pulp

Sealing arrangement for a shutter of a pressure grinder

Method and apparatus for controlling wood pulp grinding machines

Method of and a grinder for grinding wood under pressure

Method of and a grinder for discharging groundwood stock when grind...

Apparatus and process for producing wood pulp in a pressurized wood...

Process for producing stone groundwood pulp from wood chips by usin...

3791596

3776475

Patents Applicationslast 30 patents

Method and arrangement for feeding wood batches into a pressure gri...