DK555384D0 - Fremgangsmaade til fremstilling af pulp udfra traematerialer - Google Patents
Fremgangsmaade til fremstilling af pulp udfra traematerialerInfo
- Publication number
- DK555384D0 DK555384D0 DK555384A DK555384A DK555384D0 DK 555384 D0 DK555384 D0 DK 555384D0 DK 555384 A DK555384 A DK 555384A DK 555384 A DK555384 A DK 555384A DK 555384 D0 DK555384 D0 DK 555384D0
- Authority
- DK
- Denmark
- Prior art keywords
- treatial
- procedure
- materials
- manufacturing pulp
- pulp
- Prior art date
Links
Classifications
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
- D21C3/00—Pulping cellulose-containing materials
- D21C3/003—Pulping cellulose-containing materials with organic compounds
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/554,909 US4548675A (en) | 1983-05-16 | 1983-11-25 | Nonsulfur chemimechanical pulping process |
US55490983 | 1983-11-25 |
Publications (4)
Publication Number | Publication Date |
---|---|
DK555384D0 true DK555384D0 (da) | 1984-11-22 |
DK555384A DK555384A (da) | 1985-05-26 |
DK161108B DK161108B (da) | 1991-05-27 |
DK161108C DK161108C (da) | 1991-11-18 |
Family
ID=24215211
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK555384A DK161108C (da) | 1983-11-25 | 1984-11-22 | Fremgangsmaade til svovlfri kemisk-mekanisk pulpning af traemateriale og anvendelse af pulpen til fremstilling af boelgepap |
Country Status (6)
Country | Link |
---|---|
US (1) | US4548675A (da) |
EP (1) | EP0149753B1 (da) |
DE (2) | DE149753T1 (da) |
DK (1) | DK161108C (da) |
FI (1) | FI78516C (da) |
NO (1) | NO165731C (da) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20020062935A1 (en) * | 1995-12-27 | 2002-05-30 | Weyerhaeuser Company | Paper and absorbent products with reduced pitch content |
US5665798A (en) * | 1995-12-27 | 1997-09-09 | North Pacific Paper Corporation | Composite wood products from solvent extracted wood raw materials |
US5698667A (en) * | 1995-12-27 | 1997-12-16 | Weyerhaeuser Company | Pretreatment of wood particulates for removal of wood extractives |
US6364999B1 (en) | 1995-12-27 | 2002-04-02 | Weyerhaeuser Company | Process for producing a wood pulp having reduced pitch content and process and reduced VOC-emissions |
AT403703B (de) * | 1996-06-25 | 1998-05-25 | Ildiko Dipl Ing Dr Tanczos | Verfahren zur herstellung von zellstoff/cellulose |
DE19916347C1 (de) * | 1999-04-12 | 2000-11-09 | Rhodia Acetow Ag | Verfahren zum Auftrennen lignocellulosehaltiger Biomasse |
FI111401B (fi) * | 2000-01-28 | 2003-07-15 | M Real Oyj | Menetelmä kalanteroidun paperiradan valmistamiseksi sekä kalanteroitu paperituote |
US20020022170A1 (en) * | 2000-08-18 | 2002-02-21 | Franklin Jerrold E. | Integrated and modular BSP/MEA/manifold plates for fuel cells |
AU2001280950A1 (en) * | 2000-08-18 | 2002-03-13 | Muralidharan P. Arikara | Integrated and modular bsp/mea/manifold plates and compliant contacts for fuel cells |
DE10049340C1 (de) * | 2000-10-05 | 2002-04-25 | Rhodia Acetow Gmbh | Verfahren zur Herstellung von Holocellulose durch Delignifizieren von lignocellulosehaltiger Biomasse |
US6811879B2 (en) * | 2002-08-30 | 2004-11-02 | Weyerhaeuser Company | Flowable and meterable densified fiber flake |
US6837452B2 (en) | 2002-08-30 | 2005-01-04 | Weyerhaeuser Company | Flowable and meterable densified fiber flake |
US7670707B2 (en) * | 2003-07-30 | 2010-03-02 | Altergy Systems, Inc. | Electrical contacts for fuel cells |
FI20051145A0 (fi) * | 2005-11-11 | 2005-11-11 | Kemira Oyj | Uusi massa ja menetelmä massan valmistamiseksi |
US7771565B2 (en) * | 2006-02-21 | 2010-08-10 | Packaging Corporation Of America | Method of pre-treating woodchips prior to mechanical pulping |
WO2008141463A1 (en) * | 2007-05-23 | 2008-11-27 | Alberta Research Council Inc. | Method to remove hemicellutose from cellutosic fibres using a solution of ammonia and hydrogen peroxide |
DE102009017051A1 (de) | 2009-04-09 | 2010-10-21 | Zylum Beteiligungsgesellschaft Mbh & Co. Patente Ii Kg | Verfahren zur Gewinnung von Zellstoff aus Lignocellulose-haltiger Biomasse |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2192202A (en) * | 1936-10-23 | 1940-03-05 | Floyd C Peterson | Pulping process |
FR817852A (fr) * | 1937-02-15 | 1937-09-13 | Procédé pour fabriquer la cellulose alpha | |
CA1095663A (en) * | 1975-02-12 | 1981-02-17 | John Gordy | Pulping process |
US4397712A (en) * | 1975-02-12 | 1983-08-09 | New Fibers International | Semi-chemical pulping process |
-
1983
- 1983-11-25 US US06/554,909 patent/US4548675A/en not_active Expired - Fee Related
-
1984
- 1984-11-20 FI FI844556A patent/FI78516C/fi not_active IP Right Cessation
- 1984-11-21 NO NO844631A patent/NO165731C/no unknown
- 1984-11-22 DK DK555384A patent/DK161108C/da not_active IP Right Cessation
- 1984-11-23 DE DE198484114158T patent/DE149753T1/de active Pending
- 1984-11-23 DE DE8484114158T patent/DE3472986D1/de not_active Expired
- 1984-11-23 EP EP84114158A patent/EP0149753B1/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
NO165731B (no) | 1990-12-17 |
EP0149753B1 (en) | 1988-07-27 |
DE3472986D1 (en) | 1988-09-01 |
FI844556A0 (fi) | 1984-11-20 |
FI844556L (fi) | 1985-05-26 |
DK161108B (da) | 1991-05-27 |
DK161108C (da) | 1991-11-18 |
NO844631L (no) | 1985-05-28 |
FI78516C (fi) | 1989-08-10 |
NO165731C (no) | 1991-03-27 |
US4548675A (en) | 1985-10-22 |
EP0149753A1 (en) | 1985-07-31 |
FI78516B (fi) | 1989-04-28 |
DK555384A (da) | 1985-05-26 |
DE149753T1 (de) | 1985-12-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PBP | Patent lapsed |