EP0256972A3 - Refiner for the treatment of fibrous material - Google Patents
Refiner for the treatment of fibrous material Download PDFInfo
- Publication number
- EP0256972A3 EP0256972A3 EP87730093A EP87730093A EP0256972A3 EP 0256972 A3 EP0256972 A3 EP 0256972A3 EP 87730093 A EP87730093 A EP 87730093A EP 87730093 A EP87730093 A EP 87730093A EP 0256972 A3 EP0256972 A3 EP 0256972A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- refiner
- sectors
- electric motor
- treatment
- grinding
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000002657 fibrous material Substances 0.000 title 1
- 230000004888 barrier function Effects 0.000 abstract 1
- 230000005284 excitation Effects 0.000 abstract 1
- 230000001788 irregular Effects 0.000 abstract 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C7/00—Crushing or disintegrating by disc mills
- B02C7/11—Details
- B02C7/12—Shape or construction of discs
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21D—TREATMENT OF THE MATERIALS BEFORE PASSING TO THE PAPER-MAKING MACHINE
- D21D1/00—Methods of beating or refining; Beaters of the Hollander type
- D21D1/20—Methods of refining
- D21D1/30—Disc mills
- D21D1/306—Discs
Landscapes
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Paper (AREA)
- Glass Compositions (AREA)
- Prostheses (AREA)
- Crushing And Pulverization Processes (AREA)
- Disintegrating Or Milling (AREA)
- Artificial Filaments (AREA)
Abstract
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT87730093T ATE59313T1 (en) | 1986-08-20 | 1987-08-13 | REFINER FOR PROCESSING FIBER MATERIAL. |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19863628195 DE3628195A1 (en) | 1986-08-20 | 1986-08-20 | REFINER FOR THE PROCESSING OF FIBER MATERIAL |
DE3628195 | 1986-08-20 |
Publications (3)
Publication Number | Publication Date |
---|---|
EP0256972A2 EP0256972A2 (en) | 1988-02-24 |
EP0256972A3 true EP0256972A3 (en) | 1989-05-10 |
EP0256972B1 EP0256972B1 (en) | 1990-12-27 |
Family
ID=6307765
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP87730093A Expired - Lifetime EP0256972B1 (en) | 1986-08-20 | 1987-08-13 | Refiner for the treatment of fibrous material |
Country Status (5)
Country | Link |
---|---|
US (1) | US4813621A (en) |
EP (1) | EP0256972B1 (en) |
AT (1) | ATE59313T1 (en) |
DE (2) | DE3628195A1 (en) |
FI (1) | FI84189C (en) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE503187C2 (en) * | 1988-10-25 | 1996-04-15 | Sunds Defibrator Ind Ab | Procedure for the production of fiber pulp and mill segments for a refiner to carry out the process |
DE19508202A1 (en) * | 1995-03-08 | 1996-09-12 | Voith Sulzer Stoffaufbereitung | Grinding machine and grinding tool for grinding suspended fiber material |
WO2000009288A1 (en) * | 1998-08-17 | 2000-02-24 | Matthew John B | Papermaking refiner plates and method of manufacture |
US6935589B1 (en) * | 1998-08-17 | 2005-08-30 | Norwalk Industrial Components, Llc | Papermaking refiner plates and method of manufacture |
DE19923865A1 (en) | 1999-05-25 | 2000-11-30 | Voith Sulzer Papiertech Patent | Process for the production of sets for the mechanical processing of water-containing paper pulp |
US6325308B1 (en) | 1999-09-28 | 2001-12-04 | J & L Fiber Services, Inc. | Refiner disc and method |
US6422496B1 (en) * | 2000-06-14 | 2002-07-23 | Voith Sulzer Paper Technology North America, Inc. | Refiner for refining a fiber suspension |
DE202004003743U1 (en) * | 2004-03-10 | 2004-05-19 | Voith Paper Patent Gmbh | Grinder and grinding set for paper pulp |
US20090045278A1 (en) * | 2004-10-21 | 2009-02-19 | Ulrich Bech | Crushing element and mills with grinding bodies, mixers, extruders and a pressing worm provided with said crushing elements |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3910511A (en) * | 1974-05-20 | 1975-10-07 | Westvaco Corp | Open discharge pulp refiner |
DE2724161A1 (en) * | 1977-05-27 | 1978-11-30 | Vyzk Ustav Papieru Celulozy | Fibre suspension processing rotor - has blades in groups on carrier at acute angle to blades of adjacent carrier to reduce energy requirements |
US4351489A (en) * | 1978-06-21 | 1982-09-28 | Laptev Lev N | Refiner disk |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US25243A (en) * | 1859-08-30 | Quartz-crushing machine | ||
US406954A (en) * | 1889-07-16 | potter | ||
US992000A (en) * | 1910-08-17 | 1911-05-09 | Nat Equip Co | Grinding-disk. |
US1778860A (en) * | 1929-03-25 | 1930-10-21 | Joseph A Lindenfelser | Grinding burr |
-
1986
- 1986-08-20 DE DE19863628195 patent/DE3628195A1/en not_active Withdrawn
-
1987
- 1987-08-12 US US07/084,927 patent/US4813621A/en not_active Expired - Fee Related
- 1987-08-13 EP EP87730093A patent/EP0256972B1/en not_active Expired - Lifetime
- 1987-08-13 DE DE8787730093T patent/DE3767078D1/en not_active Expired - Fee Related
- 1987-08-13 AT AT87730093T patent/ATE59313T1/en not_active IP Right Cessation
- 1987-08-19 FI FI873582A patent/FI84189C/en not_active IP Right Cessation
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3910511A (en) * | 1974-05-20 | 1975-10-07 | Westvaco Corp | Open discharge pulp refiner |
DE2724161A1 (en) * | 1977-05-27 | 1978-11-30 | Vyzk Ustav Papieru Celulozy | Fibre suspension processing rotor - has blades in groups on carrier at acute angle to blades of adjacent carrier to reduce energy requirements |
US4351489A (en) * | 1978-06-21 | 1982-09-28 | Laptev Lev N | Refiner disk |
Also Published As
Publication number | Publication date |
---|---|
EP0256972A2 (en) | 1988-02-24 |
FI873582A0 (en) | 1987-08-19 |
US4813621A (en) | 1989-03-21 |
FI84189C (en) | 1991-10-25 |
ATE59313T1 (en) | 1991-01-15 |
FI873582A (en) | 1988-02-21 |
DE3767078D1 (en) | 1991-02-07 |
DE3628195A1 (en) | 1988-02-25 |
FI84189B (en) | 1991-07-15 |
EP0256972B1 (en) | 1990-12-27 |
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Legal Events
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