NO931720D0 - Fremgangsmaate til regulering av avsetning av organisk forurensning ved masse- og papirfremstilling - Google Patents
Fremgangsmaate til regulering av avsetning av organisk forurensning ved masse- og papirfremstillingInfo
- Publication number
- NO931720D0 NO931720D0 NO931720A NO931720A NO931720D0 NO 931720 D0 NO931720 D0 NO 931720D0 NO 931720 A NO931720 A NO 931720A NO 931720 A NO931720 A NO 931720A NO 931720 D0 NO931720 D0 NO 931720D0
- Authority
- NO
- Norway
- Prior art keywords
- provision
- regulating
- procedure
- organic pollution
- paper manufacturing
- 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
- D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
- D21C9/08—Removal of fats, resins, pitch or waxes; Chemical or physical purification, i.e. refining, of crude cellulose by removing non-cellulosic contaminants, optionally combined with bleaching
- D21C9/086—Removal of fats, resins, pitch or waxes; Chemical or physical purification, i.e. refining, of crude cellulose by removing non-cellulosic contaminants, optionally combined with bleaching with organic compounds or compositions comprising organic compounds
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
- D21H21/02—Agents for preventing deposition on the paper mill equipment, e.g. pitch or slime control
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S162/00—Paper making and fiber liberation
- Y10S162/04—Pitch control
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Paper (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/884,669 US5266166A (en) | 1992-05-18 | 1992-05-18 | Methods for controlling the deposition of organic contaminants in pulp and papermaking processes using a polyalkylene oxide/vinyl acetate graft copolymer |
Publications (3)
Publication Number | Publication Date |
---|---|
NO931720D0 true NO931720D0 (no) | 1993-05-12 |
NO931720L NO931720L (no) | 1993-11-19 |
NO300741B1 NO300741B1 (no) | 1997-07-14 |
Family
ID=25385097
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO931720A NO300741B1 (no) | 1992-05-18 | 1993-05-12 | Fremgangsmåte til forebygging av avsetning av organisk forurensning ved masse- og papirfremstilling |
Country Status (5)
Country | Link |
---|---|
US (1) | US5266166A (no) |
EP (1) | EP0571144A1 (no) |
CA (1) | CA2094421C (no) |
FI (1) | FI114996B (no) |
NO (1) | NO300741B1 (no) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5387318A (en) * | 1991-04-25 | 1995-02-07 | Betz Laboratories, Inc. | Water soluble graft copolymers for laser print deinking loop clarification |
US5213661A (en) * | 1991-05-21 | 1993-05-25 | Air Products And Chemicals, Inc. | Oxygen alkali detackification in secondary fiber recovery |
GB9423452D0 (en) * | 1994-11-21 | 1995-01-11 | Allied Colloids Ltd | Processes for reducing contamination of cellulosic liquors |
US5540814A (en) * | 1995-01-24 | 1996-07-30 | Nord Kaolin Company | Method for removing stickies from wastepaper using modified cationic kaolin |
US5723021A (en) * | 1995-04-12 | 1998-03-03 | Betzdearborn Inc. | Method for inhibiting deposition in pulp and papermaking systems using a composition comprising of polyvinyl alcohol, gelatin and cationic polymer |
US5618861A (en) * | 1995-05-01 | 1997-04-08 | Ashland Inc. | Pitch control composition and process for inhibiting pitch deposition |
DE19519268C1 (de) * | 1995-05-31 | 1997-01-23 | Stockhausen Chem Fab Gmbh | Verwendung von Mitteln zur Zellstoff- und Papierherstellung |
US5798046A (en) * | 1996-08-20 | 1998-08-25 | Nalco Chemical Company | Enhanced removal of hydrophobic contaminants from water clarification systems |
US6083488A (en) * | 1996-12-04 | 2000-07-04 | The Block Drug Company | Barrier to plaque formation |
US5762757A (en) * | 1996-12-05 | 1998-06-09 | Betzdearborn Inc. | Methods for inhibiting organic contaminant deposition in pulp and papermaking systems |
US5985095A (en) * | 1997-06-06 | 1999-11-16 | Avery Dennison Corporation | Process for removing contaminants from paper pulp using a deinking composition comprising pressure-sensitive-adhesive |
US5936024A (en) * | 1997-06-06 | 1999-08-10 | Betzdearborn Inc. | Methods and compositions for treating stickies |
US6474354B2 (en) | 1997-09-18 | 2002-11-05 | Alberta Research Council Inc. | On-line sensor for colloidal substances |
US20050039873A1 (en) * | 2003-08-18 | 2005-02-24 | Curham Kevin D. | High HLB non-ionic surfactants for use as deposition control agents |
WO2007033091A2 (en) * | 2005-09-13 | 2007-03-22 | Johnsondiversey Inc. | Processes used in the manufacture of paper products |
US10576502B2 (en) * | 2012-05-25 | 2020-03-03 | Derrick Corporation | Injection molded screening apparatuses and methods |
US9409209B2 (en) * | 2012-05-25 | 2016-08-09 | Derrick Corporation | Injection molded screening apparatuses and methods |
BR112017028423B1 (pt) | 2015-07-07 | 2022-05-24 | Solenis Technologies, L.P. | Métodos para a prevenção e/ou a inibição da deposição de contaminantes sobre as superfícies de sistemas de produção de polpa e papel |
WO2019104031A1 (en) * | 2017-11-21 | 2019-05-31 | Solenis Technologies, L.P. | Method of measuring hydrophobic contaminants in a pulp slurry or a papermaking system |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2999045A (en) * | 1953-07-22 | 1961-09-05 | Rayonier Inc | Deresination of wood pulp |
DE1077430B (de) * | 1958-04-15 | 1960-03-10 | Hoechst Ag | Verfahren zur Herstellung von Pfropfpolymerisaten von Polyvinylestern |
US3748220A (en) * | 1972-04-07 | 1973-07-24 | A Gard | Pitch stabilization in papermaking |
JPS537522B2 (no) * | 1973-09-07 | 1978-03-18 | ||
US3992249A (en) * | 1974-04-08 | 1976-11-16 | American Cyanamid Company | Control of pulp-paper mill pitch deposits |
US4190491A (en) * | 1976-08-02 | 1980-02-26 | Rohm And Haas Company | Process for controlling pitch in papermaking |
US4313790A (en) * | 1980-03-31 | 1982-02-02 | Pulp And Paper Research Institute Of Canada | Additives for increased retention and pitch control in paper manufacture |
US4608123A (en) * | 1985-02-20 | 1986-08-26 | Hercules Incorporated | Method of minimizing untoward effect of contaminants, such as pitch, in the papermaking operation |
DE3536530A1 (de) * | 1985-10-12 | 1987-04-23 | Basf Ag | Verwendung von pfropfcopolymerisaten aus polyalkylenoxiden und vinylacetat als vergrauungsinhibitoren beim waschen und nachbehandeln von synthesefasern enthaltendem textilgut |
US5074961A (en) * | 1986-06-03 | 1991-12-24 | Betz Laboratories, Inc. | Process for controlling pitch deposition from pulp in papermaking systems |
US4846933A (en) * | 1986-06-03 | 1989-07-11 | Betz Laboratories, Inc. | Process for controlling pitch deposition from pulp in papermaking systems |
US4744865A (en) * | 1986-06-03 | 1988-05-17 | Betz Laboratories, Inc. | Process for controlling pitch deposition from pulp in papermaking systems |
US4765867A (en) * | 1986-07-02 | 1988-08-23 | Betz Laboratories, Inc. | Pitch control process utilizing quaternized polyamine ionene polymer |
US4871424A (en) * | 1986-07-02 | 1989-10-03 | Betz Laboratories, Inc. | Process for controlling pitch deposition from pulp in papermaking systems |
GB8821035D0 (en) * | 1988-09-07 | 1988-10-05 | Unilever Plc | Detergent compositions |
US4995944A (en) * | 1988-09-16 | 1991-02-26 | Dearborn Chemical Company Ltd. | Controlling deposits on paper machine felts using cationic polymer and cationic surfactant mixture |
-
1992
- 1992-05-18 US US07/884,669 patent/US5266166A/en not_active Expired - Lifetime
-
1993
- 1993-04-20 CA CA002094421A patent/CA2094421C/en not_active Expired - Lifetime
- 1993-05-12 NO NO931720A patent/NO300741B1/no not_active IP Right Cessation
- 1993-05-14 EP EP93303759A patent/EP0571144A1/en not_active Ceased
- 1993-05-18 FI FI932250A patent/FI114996B/fi not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
EP0571144A1 (en) | 1993-11-24 |
FI932250A (fi) | 1993-11-19 |
US5266166A (en) | 1993-11-30 |
FI932250A0 (fi) | 1993-05-18 |
NO300741B1 (no) | 1997-07-14 |
CA2094421A1 (en) | 1993-11-19 |
FI114996B (fi) | 2005-02-15 |
NO931720L (no) | 1993-11-19 |
CA2094421C (en) | 2003-10-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM1K | Lapsed by not paying the annual fees |
Free format text: LAPSED IN NOVEMBER 2001 |