ATA578779A - Verfahren und anordnung zur herabsetzung der mengen an unwirksamen chemikalien in kochfluessigkeiten - Google Patents
Verfahren und anordnung zur herabsetzung der mengen an unwirksamen chemikalien in kochfluessigkeitenInfo
- Publication number
- ATA578779A ATA578779A AT0578779A AT578779A ATA578779A AT A578779 A ATA578779 A AT A578779A AT 0578779 A AT0578779 A AT 0578779A AT 578779 A AT578779 A AT 578779A AT A578779 A ATA578779 A AT A578779A
- Authority
- AT
- Austria
- Prior art keywords
- amounts
- arrangement
- reducing
- cooking liquids
- inactive chemicals
- 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
- D21C11/00—Regeneration of pulp liquors or effluent waste waters
- D21C11/0064—Aspects concerning the production and the treatment of green and white liquors, e.g. causticizing green liquor
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/40—Production or processing of lime, e.g. limestone regeneration of lime in pulp and sugar mills
-
- 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
- Y10S423/00—Chemistry of inorganic compounds
- Y10S423/03—Papermaking liquor
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE7809167A SE7809167L (sv) | 1978-08-30 | 1978-08-30 | Barlastreduktion |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| ATA578779A true ATA578779A (de) | 1983-02-15 |
| AT372424B AT372424B (de) | 1983-10-10 |
Family
ID=20335695
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT0578779A AT372424B (de) | 1978-08-30 | 1979-08-30 | Verfahren und anordnung zur herabsetzung der mengen an unwirksamen chemikalien in kochfluessigkeiten |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US4302281A (de) |
| JP (1) | JPS5557093A (de) |
| AT (1) | AT372424B (de) |
| CA (1) | CA1120663A (de) |
| FI (1) | FI75613C (de) |
| FR (1) | FR2434894A1 (de) |
| NO (1) | NO792783L (de) |
| SE (1) | SE7809167L (de) |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FI71786C (fi) * | 1983-02-23 | 1987-02-09 | Enso Gutzeit Oy | Kausticeringsfoerfarande. |
| FI72155C (sv) * | 1983-10-25 | 1987-04-13 | Partek Ab | Förfarande för kausticering av grönlut i en alkalisk massakokningsproc ess. |
| FI72156C (fi) * | 1985-03-19 | 1987-04-13 | Enso Gutzeit Oy | Kausticeringsfoerfarande. |
| US4668342A (en) * | 1985-12-03 | 1987-05-26 | Canadian Patents And Development Ltd. | Recausticizing kraft green liquor |
| SE449112B (sv) * | 1986-02-11 | 1987-04-06 | Svenska Traeforskningsinst | Forfarande for reglering vid kalkbrenning, kalksleckning och kausticering genom anvendning av en av kalkens mekaniska egenskaper |
| SE456254B (sv) * | 1987-02-12 | 1988-09-19 | Korsnes Ab | Sett att rena gronlut i sulfatmassafabrikers kemikalieatervinning |
| US4770742A (en) * | 1987-08-07 | 1988-09-13 | Domtar Inc. | Method for increasing the efficiency of a causticizing process |
| JPH01221589A (ja) * | 1988-02-25 | 1989-09-05 | Kanzaki Paper Mfg Co Ltd | 緑液の苛性化法 |
| CA2103066C (en) * | 1991-05-13 | 2001-04-24 | Patrik P. H. Lownertz | White liquor preparation and pulping process |
| US5237614A (en) * | 1991-06-07 | 1993-08-17 | Security Dynamics Technologies, Inc. | Integrated network security system |
| US5145556A (en) * | 1991-07-31 | 1992-09-08 | International Paper Company | Single-stage slaking and causticizing method |
| FI98225C (fi) * | 1995-02-16 | 1997-05-12 | Ahlstrom Machinery Oy | Menetelmä haitallisten epäpuhtauksien poistamiseksi selluloosapitoisen materiaalin alkalisen delignifioinnin yhteydessä |
| CN1108412C (zh) * | 1995-07-11 | 2003-05-14 | 安德里兹公司 | 从石灰和白泥中分离杂质的方法以及两步法苛化含有杂质如硅的绿液的方法 |
| EP1177344B1 (de) * | 1999-05-07 | 2009-04-01 | Metso Fiber Karlstad AB | Verfahren und zuführvorrichtung |
| SE524247C2 (sv) * | 2002-11-25 | 2004-07-13 | Kvaerner Pulping Tech | Metod vid produktion av grönlut |
| AT514010B1 (de) * | 2013-02-26 | 2015-02-15 | Mondi Ag | Verfahren zur Kaustifizierung von Grünlauge |
| JP7800095B2 (ja) * | 2021-12-10 | 2026-01-16 | 栗田工業株式会社 | 緑液処理方法 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1754208A (en) * | 1926-10-20 | 1930-04-08 | Bradley Mckeefe Corp | Production of cooking liquor which contains sodium hydroxide |
| US1756432A (en) * | 1927-03-01 | 1930-04-29 | William D Mount | Continuous sulphate process |
| US2211908A (en) * | 1937-11-18 | 1940-08-20 | Mead Corp | Manufacture of caustic soda and calcium carbonate |
| US2552183A (en) * | 1945-04-07 | 1951-05-08 | Dorr Co | Two-stage causticizing |
| SU422690A1 (ru) * | 1970-05-04 | 1974-04-05 | Фонд Знс | Способ получения каустической соды |
-
1978
- 1978-08-30 SE SE7809167A patent/SE7809167L/xx not_active Application Discontinuation
-
1979
- 1979-08-24 FI FI792651A patent/FI75613C/fi not_active IP Right Cessation
- 1979-08-28 NO NO792783A patent/NO792783L/no unknown
- 1979-08-28 US US06/070,501 patent/US4302281A/en not_active Expired - Lifetime
- 1979-08-29 CA CA000334665A patent/CA1120663A/en not_active Expired
- 1979-08-30 JP JP10978279A patent/JPS5557093A/ja active Pending
- 1979-08-30 AT AT0578779A patent/AT372424B/de not_active IP Right Cessation
- 1979-08-30 FR FR7921812A patent/FR2434894A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| FI792651A7 (fi) | 1980-03-01 |
| AT372424B (de) | 1983-10-10 |
| SE7809167L (sv) | 1980-03-01 |
| JPS5557093A (en) | 1980-04-26 |
| US4302281A (en) | 1981-11-24 |
| CA1120663A (en) | 1982-03-30 |
| FI75613C (fi) | 1988-07-11 |
| NO792783L (no) | 1980-03-03 |
| FI75613B (fi) | 1988-03-31 |
| FR2434894A1 (fr) | 1980-03-28 |
| FR2434894B1 (de) | 1983-03-18 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EIH | Change in the person of patent owner | ||
| ELJ | Ceased due to non-payment of the annual fee |