FI914538A0 - Foerbaettrat foerfarande foer framstaellning av massa. - Google Patents
Foerbaettrat foerfarande foer framstaellning av massa.Info
- Publication number
- FI914538A0 FI914538A0 FI914538A FI914538A FI914538A0 FI 914538 A0 FI914538 A0 FI 914538A0 FI 914538 A FI914538 A FI 914538A FI 914538 A FI914538 A FI 914538A FI 914538 A0 FI914538 A0 FI 914538A0
- Authority
- FI
- Finland
- Prior art keywords
- massa
- foerfarande foer
- foer framstaellning
- foerbaettrat
- foerbaettrat foerfarande
- 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
- D21C3/22—Other features of pulping processes
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/328,678 US5032224A (en) | 1989-03-27 | 1989-03-27 | Method of producing pulp |
PCT/US1990/001614 WO1990011401A1 (en) | 1989-03-27 | 1990-03-26 | Improved method of producing pulp |
Publications (1)
Publication Number | Publication Date |
---|---|
FI914538A0 true FI914538A0 (fi) | 1991-09-26 |
Family
ID=23281957
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI914538A FI914538A0 (fi) | 1989-03-27 | 1991-09-26 | Foerbaettrat foerfarande foer framstaellning av massa. |
Country Status (8)
Country | Link |
---|---|
US (1) | US5032224A (fi) |
EP (1) | EP0465579A1 (fi) |
AU (1) | AU620242B2 (fi) |
BR (1) | BR9007254A (fi) |
CA (1) | CA2049360C (fi) |
FI (1) | FI914538A0 (fi) |
NO (1) | NO177937C (fi) |
WO (1) | WO1990011401A1 (fi) |
Families Citing this family (28)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5501769A (en) * | 1992-06-09 | 1996-03-26 | Chemstone, Inc. | Pulping wood using fatty acid esters of polyoxyalkalene glycols to enhance pulping uniformity and pulp yield |
US5298120A (en) * | 1992-06-09 | 1994-03-29 | Michael Blackstone | Composition for enhancing the pulping of wood chips |
US5464502A (en) * | 1993-10-05 | 1995-11-07 | Betz Paperchem, Inc. | Anionic sulfonate surfactants in the washing and pulping operation |
AU1555095A (en) * | 1993-12-28 | 1995-07-17 | Little Rapids Corporation | Disposable filters and manufacturing process |
NO980659L (no) * | 1997-03-11 | 1998-09-14 | Westvaco Corp | Belte av tekstil |
US5871614A (en) * | 1997-03-11 | 1999-02-16 | Westvaco Corporation | Process for reducing anthraquinone requirements in pulping of lignocellulosic material |
US5871663A (en) * | 1997-03-11 | 1999-02-16 | Westvaco Corporation | Additive composition for reducing anthraquinone requirements in pulping of lignocellulosic material |
US6017415A (en) * | 1997-09-05 | 2000-01-25 | International Paper Company | Method for co-pulping waste cellulosic material and wood chips |
NZ330833A (en) * | 1998-06-26 | 2001-02-23 | Carter Holt Harvey Ltd | Treating unbleached pulp with oxygen under alkaline conditions to enhance brightness and colour stability |
AU2003904323A0 (en) * | 2003-08-13 | 2003-08-28 | Viridian Chemical Pty Ltd | Solvents based on salts of aryl acids |
FI122815B (fi) * | 2005-04-18 | 2012-07-13 | Cerefi Oy | Menetelmä lignoselluloosamateriaalien ja niistä saatujen jakeiden fraktioimiseksi |
US7807021B2 (en) | 2006-06-21 | 2010-10-05 | Blackstone Michael M | Compositions and processes to increase pulp yield, reduce extractives, and reduce scaling in a chemical pulping process |
US7842161B2 (en) * | 2006-12-18 | 2010-11-30 | The University Of Maine System Board Of Trustees | Pre-extraction and solvent pulping of lignocellulosic material |
US7824521B2 (en) * | 2006-12-18 | 2010-11-02 | University Of Maine System Board Of Trustees | Process of treating a lignocellulosic material with hemicellulose pre-extraction and hemicellulose adsorption |
CA2745466C (en) | 2008-12-08 | 2013-04-09 | Fpinnovations | Increasing alkaline pulping yield for softwood with metal ions |
US8366877B2 (en) * | 2010-03-10 | 2013-02-05 | Nalco Company | Lipohydrophilic glycerol based polymers as digestion aids for improving wood pulping processes |
US9416490B2 (en) | 2010-03-10 | 2016-08-16 | Nalco Company | Cross-linked glycerol based polymers as digestion aids for improving wood pulping processes |
BR112013015190B1 (pt) | 2010-12-15 | 2021-05-11 | Imperial Innovations Limited | método de tratamento de uma biomassa de lignocelulose para dissolver a lignina na mesma e processo de preparação de glicose a partir de uma biomassa de lignocelulose |
KR102134245B1 (ko) * | 2012-12-28 | 2020-07-15 | 날코 컴퍼니 | 제지 공정에서 유기 증착 제어를 위한 음이온성의 친지질성 글리세롤-기반 폴리머 |
GB201304872D0 (en) * | 2013-03-15 | 2013-05-01 | Imp Innovations Ltd | Treatment |
US11118308B2 (en) | 2013-03-15 | 2021-09-14 | Ip2Ipo Innovations Limited | Treatment of lignocellulosic biomass with ionic liquid |
KR20160082540A (ko) | 2013-11-08 | 2016-07-08 | 솔레니스 테크놀러지스, 엘.피. | 초지기 배수제 및 지력 강화제를 위한 계면활성제 기반 브라운 스톡 세척 보조제 처리법 |
US8912122B1 (en) | 2013-11-21 | 2014-12-16 | Michael Blackstone | Wetting agent composition for enhancing plant productivity |
JP2016017106A (ja) * | 2014-07-07 | 2016-02-01 | 王子ホールディングス株式会社 | 溶解パルプ |
GB201520453D0 (en) | 2015-11-20 | 2016-01-06 | Imp Innovations Ltd | Process |
US11091875B1 (en) * | 2016-11-30 | 2021-08-17 | Chemstone, Inc. | Dual surfactant digester additive composition and a method for enhancing the pulping of wood chips using the same |
JP2019173241A (ja) * | 2018-03-29 | 2019-10-10 | 日本製紙株式会社 | リグノセルロース材料の蒸解方法 |
US20240175205A1 (en) * | 2022-11-29 | 2024-05-30 | Solenis Technologies, L.P. | Method for digesting lignocellulosic material |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2218479A (en) * | 1936-10-21 | 1940-10-15 | Floyd C Peterson | Pulping process |
SE353331B (fi) * | 1968-10-03 | 1973-01-29 | Mo Och Domsjoe Ab | |
US3909345A (en) * | 1972-12-14 | 1975-09-30 | Basf Wyandotte Corp | Method of treatment of wood pulp for greater efficiency in wood utilization |
US4184912A (en) * | 1976-08-09 | 1980-01-22 | Nalco Chemical Company | Pitch control method |
US4106979A (en) * | 1977-03-21 | 1978-08-15 | Consorzio Fabocart S.P.A. | Preparation of paper pulps from dicotyledonous plants |
US4444621A (en) * | 1980-11-21 | 1984-04-24 | Mo Och Domsjo Aktiebolag | Process and apparatus for the deresination and brightness improvement of cellulose pulp |
US4347100A (en) * | 1981-05-21 | 1982-08-31 | The Chemithon Corporation | Strength of paper from mechanical or thermomechanical pulp |
US4426254A (en) * | 1982-05-05 | 1984-01-17 | Shell Oil Company | Solubilization of nonionic surfactants useful in wood pulp deresination |
US4673460A (en) * | 1984-09-27 | 1987-06-16 | Stepan Company | Deresination method of wood pulp |
US4799995A (en) * | 1987-07-29 | 1989-01-24 | The Dow Chemical Company | Scale inhibition formulations for kraft digesters |
-
1989
- 1989-03-27 US US07/328,678 patent/US5032224A/en not_active Expired - Lifetime
-
1990
- 1990-03-26 CA CA002049360A patent/CA2049360C/en not_active Expired - Lifetime
- 1990-03-26 EP EP90906018A patent/EP0465579A1/en not_active Ceased
- 1990-03-26 WO PCT/US1990/001614 patent/WO1990011401A1/en not_active Application Discontinuation
- 1990-03-26 AU AU54041/90A patent/AU620242B2/en not_active Ceased
- 1990-03-26 BR BR909007254A patent/BR9007254A/pt unknown
-
1991
- 1991-09-26 FI FI914538A patent/FI914538A0/fi not_active Application Discontinuation
- 1991-09-26 NO NO913780A patent/NO177937C/no unknown
Also Published As
Publication number | Publication date |
---|---|
NO913780D0 (no) | 1991-09-26 |
BR9007254A (pt) | 1991-11-26 |
EP0465579A1 (en) | 1992-01-15 |
NO177937B (no) | 1995-09-11 |
US5032224A (en) | 1991-07-16 |
WO1990011401A1 (en) | 1990-10-04 |
CA2049360A1 (en) | 1990-09-28 |
AU5404190A (en) | 1990-10-22 |
NO913780L (no) | 1991-11-11 |
CA2049360C (en) | 1996-07-02 |
AU620242B2 (en) | 1992-02-13 |
NO177937C (no) | 1995-12-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FD | Application lapsed |