SE391546B - Sett att behandla svartlut innehallande na?712s och na?712co?713 fran en polysulfidmassakokningsprocess - Google Patents
Sett att behandla svartlut innehallande na?712s och na?712co?713 fran en polysulfidmassakokningsprocessInfo
- Publication number
- SE391546B SE391546B SE7107566A SE756671A SE391546B SE 391546 B SE391546 B SE 391546B SE 7107566 A SE7107566 A SE 7107566A SE 756671 A SE756671 A SE 756671A SE 391546 B SE391546 B SE 391546B
- Authority
- SE
- Sweden
- Prior art keywords
- lide
- way
- cooking process
- mass cooking
- treat black
- Prior art date
Links
- 238000010411 cooking Methods 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- 229920001021 polysulfide Polymers 0.000 title 1
- 239000005077 polysulfide Substances 0.000 title 1
- 150000008117 polysulfides Polymers 0.000 title 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/06—Investigating concentration of particle suspensions
- G01N15/0656—Investigating concentration of particle suspensions using electric, e.g. electrostatic methods or magnetic methods
-
- 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
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Paper (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US4545570A | 1970-06-11 | 1970-06-11 |
Publications (1)
Publication Number | Publication Date |
---|---|
SE391546B true SE391546B (sv) | 1977-02-21 |
Family
ID=21937982
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE7107566A SE391546B (sv) | 1970-06-11 | 1971-06-10 | Sett att behandla svartlut innehallande na?712s och na?712co?713 fran en polysulfidmassakokningsprocess |
Country Status (9)
Country | Link |
---|---|
US (1) | US3650888A (xx) |
JP (1) | JPS5013361B1 (xx) |
CA (1) | CA941106A (xx) |
ES (1) | ES392100A1 (xx) |
FR (1) | FR2096202A5 (xx) |
GB (1) | GB1336899A (xx) |
NO (1) | NO133554C (xx) |
SE (1) | SE391546B (xx) |
ZA (1) | ZA713733B (xx) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3884751A (en) * | 1972-04-25 | 1975-05-20 | Texaco Inc | Coking of spent pulping liquors used in the alkaline sulfite process |
SE434860B (sv) * | 1976-11-15 | 1984-08-20 | Mo Och Domsjoe Ab | Forfarande for utstotning av klorider ur kemikalieatervinningssystem vid natriumbaserade massaframstellningsprocesser |
CH632340A5 (fr) | 1979-11-16 | 1982-09-30 | Charmilles Sa Ateliers | Procede et dispositif pour controler la concentration de particules solides en suspension dans un liquide. |
FI85515C (fi) * | 1990-07-09 | 1996-04-10 | Ahlstroem Oy | Foerfarande foer reglering av en sulfatcellulosafabriks sulfiditet |
US5246542A (en) * | 1991-09-18 | 1993-09-21 | Fosberg Theodore M | Evaporation and recovery process for bleached chemical thermo-mechanical pulp (BCTMP) effluent |
SE9400383L (sv) * | 1994-02-07 | 1995-08-08 | Kvaerner Pulping Tech | Sätt att rena en sulfidhaltig alkalisk lut från klorid |
SE9703365D0 (sv) * | 1997-09-18 | 1997-09-18 | Kvaerner Pulping Tech | Method in connection with impregnation and digestion of lignocelulosic material |
US5911853A (en) * | 1997-09-11 | 1999-06-15 | International Paper Company | Method for treating paper mill condensate to reduce the amount of sulfur compounds therein |
AU9195598A (en) * | 1997-09-18 | 1999-04-05 | Kvaerner Pulping Ab | Polysulfide pulping process |
FI119915B2 (fi) | 2003-10-03 | 2011-06-15 | Metsae Botnia Ab Oy | Rikin poisto sellutehtaan hajukaasuista |
FI122841B (fi) * | 2004-10-04 | 2012-07-31 | Metso Paper Inc | Menetelmä ja laitteisto selluloosamassan valmistamiseksi |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2574193A (en) * | 1947-12-06 | 1951-11-06 | Remington Rand Inc | Chemical recovery and control in the kraft pulp process |
US2999044A (en) * | 1955-08-02 | 1961-09-05 | Jr Theron Tilford Collins | Production of paper pulp |
US3331732A (en) * | 1962-12-17 | 1967-07-18 | Mo Och Domsjoe Ab | Method of removing hydrogen sulfide from an aqueous solution of alkali sulfide |
US3448002A (en) * | 1964-06-20 | 1969-06-03 | Domtar Ltd | Pulping process |
US3514371A (en) * | 1966-03-01 | 1970-05-26 | Katsuo Watanabe | Preparation of kraft process liquor from waste soda liquor from petroleum industries |
-
1970
- 1970-06-11 US US45455A patent/US3650888A/en not_active Expired - Lifetime
-
1971
- 1971-04-21 CA CA110,988A patent/CA941106A/en not_active Expired
- 1971-06-09 ZA ZA713733A patent/ZA713733B/xx unknown
- 1971-06-09 ES ES392100A patent/ES392100A1/es not_active Expired
- 1971-06-10 SE SE7107566A patent/SE391546B/xx unknown
- 1971-06-10 NO NO2194/71A patent/NO133554C/no unknown
- 1971-06-10 FR FR7121141A patent/FR2096202A5/fr not_active Expired
- 1971-06-10 JP JP46040648A patent/JPS5013361B1/ja active Pending
- 1971-06-10 GB GB1999371*[A patent/GB1336899A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US3650888A (en) | 1972-03-21 |
FR2096202A5 (xx) | 1972-02-11 |
NO133554B (xx) | 1976-02-09 |
GB1336899A (en) | 1973-11-14 |
ES392100A1 (es) | 1973-11-01 |
ZA713733B (en) | 1972-01-26 |
JPS5013361B1 (xx) | 1975-05-19 |
CA941106A (en) | 1974-02-05 |
NO133554C (xx) | 1976-05-19 |
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