BR9007837A - PROCESS FOR PREPARATION, UNDER CONDITIONS OF REDUCTION OF COOKING LIQUORS - Google Patents
PROCESS FOR PREPARATION, UNDER CONDITIONS OF REDUCTION OF COOKING LIQUORSInfo
- Publication number
- BR9007837A BR9007837A BR909007837A BR9007837A BR9007837A BR 9007837 A BR9007837 A BR 9007837A BR 909007837 A BR909007837 A BR 909007837A BR 9007837 A BR9007837 A BR 9007837A BR 9007837 A BR9007837 A BR 9007837A
- Authority
- BR
- Brazil
- Prior art keywords
- reduction
- preparation
- under conditions
- cooking liquors
- liquors
- Prior art date
Links
Classifications
-
- 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
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
-
- 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
- D21C11/00—Regeneration of pulp liquors or effluent waste waters
- D21C11/04—Regeneration of pulp liquors or effluent waste waters of alkali lye
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE8903953A SE465039B (en) | 1989-11-23 | 1989-11-23 | MADE TO MAKE SUBSTANCES WITH HIGH SULFIDITY BEFORE SULFAT PREPARATION |
PCT/SE1990/000751 WO1991008337A1 (en) | 1989-11-23 | 1990-11-21 | A process for the preparation of cooking liquors having high sulphidity for sulphate pulp cooking |
Publications (1)
Publication Number | Publication Date |
---|---|
BR9007837A true BR9007837A (en) | 1992-08-25 |
Family
ID=20377574
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR909007837A BR9007837A (en) | 1989-11-23 | 1990-11-21 | PROCESS FOR PREPARATION, UNDER CONDITIONS OF REDUCTION OF COOKING LIQUORS |
Country Status (18)
Country | Link |
---|---|
EP (1) | EP0502052B1 (en) |
JP (1) | JP2815701B2 (en) |
CN (1) | CN1030003C (en) |
AR (1) | AR243947A1 (en) |
AT (1) | ATE112595T1 (en) |
AU (1) | AU662882B2 (en) |
BR (1) | BR9007837A (en) |
CA (1) | CA2069107C (en) |
DE (1) | DE69013159T2 (en) |
ES (1) | ES2062569T3 (en) |
FI (1) | FI103902B1 (en) |
MX (1) | MX173408B (en) |
MY (1) | MY104532A (en) |
NO (1) | NO176109C (en) |
RU (1) | RU2067637C1 (en) |
SE (1) | SE465039B (en) |
WO (1) | WO1991008337A1 (en) |
ZA (1) | ZA909337B (en) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5326433A (en) * | 1991-02-06 | 1994-07-05 | Ahlstrom Recovery Inc. | Multi-level sulfide content white liquor production and utilization in cellulose pulping |
US5213663A (en) * | 1991-07-22 | 1993-05-25 | The Foxboro Company | Method for controlling the sodium carbonate concentration of green liquor in the dissolving tank |
FI92725C (en) * | 1991-09-09 | 1994-12-27 | Ahlstroem Oy | Process for preparing boiling liquid |
FI914586A (en) * | 1991-09-27 | 1993-03-28 | Ahlstroem Oy | FOERFARANDE FOER FOERMINSKNING AV ASKLASTEN AV EN CELLUFABRIKS PANNANLAEGGNING |
SE468600B (en) * | 1991-12-16 | 1993-02-15 | Chemrec Ab | SET TO MAKE HIGH SULFIDITY COOKIES |
SE9300199L (en) * | 1993-01-25 | 1994-07-26 | Kvaerner Pulping Tech | Method for recycling cellulosic liquids |
US6030493A (en) | 1994-11-04 | 2000-02-29 | Kvaerner Pulping, Ab | Process for recovering chemicals and energy from cellulose spent liquor using multiple gasifiers |
SE518735C2 (en) * | 1999-10-13 | 2002-11-12 | Chemrec Ab | Process and apparatus for the extraction of chemicals in connection with gasification of residues from pulp production |
CN1087045C (en) * | 2000-03-17 | 2002-07-03 | 中国科学院生态环境研究中心 | Cyclic process for treating black paper-making liquid of alkali pulping to recover useful resource |
CL2010001609A1 (en) * | 2010-12-29 | 2011-03-18 | Univ De Concepcion 50% | Process for obtaining tall oil util that comprises the reaction between a solution of sodium sesquisulfate and tall oil soap. |
CN103510418B (en) * | 2012-06-25 | 2016-03-30 | 北京英力生科新材料技术有限公司 | A kind of without black liquor chemical pulping process |
CN103726376A (en) * | 2013-12-30 | 2014-04-16 | 中冶美利纸业股份有限公司 | Intermittent low-temperature quick pulping process for broad-leaf wood |
CN103726375A (en) * | 2013-12-30 | 2014-04-16 | 中冶美利纸业股份有限公司 | Sulfite pulping process of salix mongolica |
FI130066B (en) * | 2019-02-13 | 2023-01-31 | Andritz Oy | A method of replacing sodium losses in a pulp mill, and a method of producing bleached cellulosic pulp |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4098639A (en) * | 1975-06-17 | 1978-07-04 | Mo Och Domsjo Aktiebolag | Process for reducing the requirement of fresh chemicals without increasing emissions in the pulping of cellulosic material |
SE447400B (en) * | 1985-03-26 | 1986-11-10 | Skf Steel Eng Ab | SET AND DEVICE FOR CHEMICAL EQUIPMENT OF MASS WASTE IN CONVENTIONAL SODAPANNA |
IL80678A (en) * | 1985-11-19 | 1999-05-09 | Schering Biotech Corp | Human interleukin-4 |
JPS62166881A (en) * | 1986-01-16 | 1987-07-23 | Michio Matsuhashi | Periplasmic protein-secreting variant strain of escherichia coli |
AU589540B2 (en) * | 1986-08-14 | 1989-10-12 | Alby Klorat Ab | A process for the preparation of sulphide-free alkali liquor |
JPS63237790A (en) * | 1987-03-27 | 1988-10-04 | Toyo Jozo Co Ltd | Human superoxide dimustase using ompa signal peptide and extracellular secretion by gram negative bacterium |
-
1989
- 1989-11-23 SE SE8903953A patent/SE465039B/en not_active IP Right Cessation
-
1990
- 1990-11-21 MY MYPI90002045A patent/MY104532A/en unknown
- 1990-11-21 RU SU905052326A patent/RU2067637C1/en active
- 1990-11-21 BR BR909007837A patent/BR9007837A/en not_active IP Right Cessation
- 1990-11-21 JP JP3500321A patent/JP2815701B2/en not_active Expired - Fee Related
- 1990-11-21 MX MX023395A patent/MX173408B/en unknown
- 1990-11-21 AT AT90917424T patent/ATE112595T1/en not_active IP Right Cessation
- 1990-11-21 EP EP90917424A patent/EP0502052B1/en not_active Expired - Lifetime
- 1990-11-21 AR AR90318435A patent/AR243947A1/en active
- 1990-11-21 WO PCT/SE1990/000751 patent/WO1991008337A1/en active IP Right Grant
- 1990-11-21 CN CN90109309A patent/CN1030003C/en not_active Expired - Fee Related
- 1990-11-21 CA CA002069107A patent/CA2069107C/en not_active Expired - Lifetime
- 1990-11-21 DE DE69013159T patent/DE69013159T2/en not_active Expired - Fee Related
- 1990-11-21 ZA ZA909337A patent/ZA909337B/en unknown
- 1990-11-21 ES ES90917424T patent/ES2062569T3/en not_active Expired - Lifetime
- 1990-11-21 AU AU68836/91A patent/AU662882B2/en not_active Ceased
-
1992
- 1992-05-19 NO NO921962A patent/NO176109C/en unknown
- 1992-05-20 FI FI922288A patent/FI103902B1/en active
Also Published As
Publication number | Publication date |
---|---|
AU662882B2 (en) | 1995-09-21 |
ATE112595T1 (en) | 1994-10-15 |
DE69013159D1 (en) | 1994-11-10 |
CA2069107A1 (en) | 1991-05-24 |
DE69013159T2 (en) | 1995-03-09 |
FI922288A0 (en) | 1992-05-20 |
FI103902B (en) | 1999-10-15 |
FI922288A (en) | 1992-05-20 |
FI103902B1 (en) | 1999-10-15 |
RU2067637C1 (en) | 1996-10-10 |
JP2815701B2 (en) | 1998-10-27 |
SE8903953L (en) | 1991-05-24 |
EP0502052B1 (en) | 1994-10-05 |
CN1030003C (en) | 1995-10-11 |
EP0502052A1 (en) | 1992-09-09 |
NO921962D0 (en) | 1992-05-19 |
ES2062569T3 (en) | 1994-12-16 |
WO1991008337A1 (en) | 1991-06-13 |
CA2069107C (en) | 2002-04-09 |
AR243947A1 (en) | 1993-09-30 |
SE465039B (en) | 1991-07-15 |
ZA909337B (en) | 1991-09-25 |
AU6883691A (en) | 1991-06-26 |
NO176109B (en) | 1994-10-24 |
JPH05502274A (en) | 1993-04-22 |
SE8903953D0 (en) | 1989-11-23 |
NO176109C (en) | 1995-02-01 |
MY104532A (en) | 1994-04-30 |
MX173408B (en) | 1994-03-01 |
NO921962L (en) | 1992-05-20 |
CN1051953A (en) | 1991-06-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FF | Decision: intention to grant | ||
FG9A | Patent or certificate of addition granted | ||
B21A | Patent or certificate of addition expired [chapter 21.1 patent gazette] |
Free format text: PATENTE EXTINTA EM 21/11/2010 |