FI921815A0 - Foerfarande foer behandling av avfalls- papper med hydroxisulfonatsalter naervarande. - Google Patents
Foerfarande foer behandling av avfalls- papper med hydroxisulfonatsalter naervarande.Info
- Publication number
- FI921815A0 FI921815A0 FI921815A FI921815A FI921815A0 FI 921815 A0 FI921815 A0 FI 921815A0 FI 921815 A FI921815 A FI 921815A FI 921815 A FI921815 A FI 921815A FI 921815 A0 FI921815 A0 FI 921815A0
- Authority
- FI
- Finland
- Prior art keywords
- naervarande
- hydroxisulfonatsalter
- avfalls
- foerfarande foer
- foer behandling
- 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
- D21C5/00—Other processes for obtaining cellulose, e.g. cooking cotton linters ; Processes characterised by the choice of cellulose-containing starting materials
- D21C5/02—Working-up waste paper
- D21C5/025—De-inking
- D21C5/027—Chemicals therefor
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/24—Treatment of water, waste water, or sewage by flotation
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/66—Treatment of water, waste water, or sewage by neutralisation; pH adjustment
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/26—Nature of the water, waste water, sewage or sludge to be treated from the processing of plants or parts thereof
- C02F2103/28—Nature of the water, waste water, sewage or sludge to be treated from the processing of plants or parts thereof from the paper or cellulose industry
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/64—Paper recycling
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Hydrology & Water Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Toxicology (AREA)
- Paper (AREA)
- Fats And Perfumes (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3935761A DE3935761A1 (de) | 1989-10-27 | 1989-10-27 | Verfahren zur altpapieraufbereitung in gegenwart von hydroxysulfonatsalzen |
PCT/EP1990/001765 WO1991006701A1 (de) | 1989-10-27 | 1990-10-18 | Verfahren zur altpapieraufbereitung in gegenwart von hydroxysulfonatsalzen |
Publications (2)
Publication Number | Publication Date |
---|---|
FI921815A0 true FI921815A0 (fi) | 1992-04-23 |
FI921815A FI921815A (fi) | 1992-04-23 |
Family
ID=6392318
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI921815A FI921815A (fi) | 1989-10-27 | 1992-04-23 | Foerfarande foer behandling av avfalls- papper med hydroxisulfonatsalter naervarande. |
Country Status (10)
Country | Link |
---|---|
US (1) | US5234545A (fi) |
EP (1) | EP0500559A1 (fi) |
JP (1) | JPH05501430A (fi) |
KR (1) | KR927003919A (fi) |
AU (1) | AU637839B2 (fi) |
CA (1) | CA2071823A1 (fi) |
DE (1) | DE3935761A1 (fi) |
FI (1) | FI921815A (fi) |
PL (1) | PL287529A1 (fi) |
WO (1) | WO1991006701A1 (fi) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA2082557C (en) * | 1992-02-24 | 1997-03-11 | Charles W. Hankins | Integrated pulping process of waste paper yielding tissue-grade paper fibers |
US5882476A (en) * | 1995-05-05 | 1999-03-16 | Solvay Minerals, Inc. | Deinking printed wastepaper using alkaline solution containing sodium sulfite and sodium carbonate |
US5714040A (en) * | 1996-02-14 | 1998-02-03 | Pellerin Milnor Corporation | Method for recovering fiber from printed wastepaper |
WO2002053093A2 (en) * | 2001-01-05 | 2002-07-11 | Impulse Dynamics Nv | Regulation of eating habits |
US7169257B2 (en) * | 2003-11-12 | 2007-01-30 | Kemira Chemicals, Inc. | Method of deinking waste paper using a reduced alkali system |
US10895038B2 (en) | 2017-05-31 | 2021-01-19 | Gpcp Ip Holdings Llc | High consistency re-pulping method, apparatus and absorbent products incorporating recycled fiber |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60155793A (ja) * | 1984-01-24 | 1985-08-15 | 日本油脂株式会社 | 古紙の脱インキ剤 |
DE3725030A1 (de) * | 1987-07-29 | 1989-02-09 | Henkel Kgaa | Oberflaechenaktive hydroxysulfonate |
-
1989
- 1989-10-27 DE DE3935761A patent/DE3935761A1/de not_active Withdrawn
-
1990
- 1990-10-18 CA CA 2071823 patent/CA2071823A1/en not_active Abandoned
- 1990-10-18 JP JP2514135A patent/JPH05501430A/ja active Pending
- 1990-10-18 EP EP90915115A patent/EP0500559A1/de not_active Withdrawn
- 1990-10-18 WO PCT/EP1990/001765 patent/WO1991006701A1/de not_active Application Discontinuation
- 1990-10-18 AU AU65288/90A patent/AU637839B2/en not_active Expired - Fee Related
- 1990-10-18 US US07/849,401 patent/US5234545A/en not_active Expired - Fee Related
- 1990-10-18 KR KR1019920700978A patent/KR927003919A/ko not_active Application Discontinuation
- 1990-10-26 PL PL28752990A patent/PL287529A1/xx unknown
-
1992
- 1992-04-23 FI FI921815A patent/FI921815A/fi not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
US5234545A (en) | 1993-08-10 |
WO1991006701A1 (de) | 1991-05-16 |
PL287529A1 (en) | 1991-12-16 |
EP0500559A1 (de) | 1992-09-02 |
CA2071823A1 (en) | 1991-04-28 |
AU637839B2 (en) | 1993-06-10 |
AU6528890A (en) | 1991-05-31 |
FI921815A (fi) | 1992-04-23 |
KR927003919A (ko) | 1992-12-18 |
DE3935761A1 (de) | 1991-05-02 |
JPH05501430A (ja) | 1993-03-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FD | Application lapsed |