JPS5088303A - - Google Patents
Info
- Publication number
- JPS5088303A JPS5088303A JP49137778A JP13777874A JPS5088303A JP S5088303 A JPS5088303 A JP S5088303A JP 49137778 A JP49137778 A JP 49137778A JP 13777874 A JP13777874 A JP 13777874A JP S5088303 A JPS5088303 A JP S5088303A
- Authority
- JP
- Japan
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
- C01D7/00—Carbonates of sodium, potassium or alkali metals in general
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
- C01D3/00—Halides of sodium, potassium or alkali metals in general
- C01D3/04—Chlorides
- C01D3/06—Preparation by working up brines; seawater or spent lyes
-
- 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
- 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)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Inorganic Chemistry (AREA)
- Paper (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US420876A US3909344A (en) | 1973-12-03 | 1973-12-03 | Removal of sodium chloride from pulp mill operations |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5088303A true JPS5088303A (fr) | 1975-07-16 |
Family
ID=23668199
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP49137778A Pending JPS5088303A (fr) | 1973-12-03 | 1974-12-03 |
Country Status (6)
Country | Link |
---|---|
US (1) | US3909344A (fr) |
JP (1) | JPS5088303A (fr) |
BR (1) | BR7410122A (fr) |
CA (1) | CA1070457A (fr) |
FI (1) | FI344574A (fr) |
SE (1) | SE7414971L (fr) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA1058358A (fr) * | 1973-08-07 | 1979-07-17 | Erco Envirotech Ltd. | Extraction du chlorure de sodium des liquides sulfuriques |
FI53728C (fi) * | 1974-03-12 | 1978-07-10 | Ahlstroem Oy | Foerfarande foer aotervinning av kemikalier ur avlutar fraon sulfatcellulosakok och avfallsvatten fraon blekning |
US3954552A (en) * | 1974-08-05 | 1976-05-04 | Erco Envirotech Ltd. | Removal of sodium chloride from pulp mill systems |
US3945880A (en) * | 1974-08-05 | 1976-03-23 | Erco Envirotech Ltd. | Sodium chloride removal in pulp mill systems |
ZA761255B (en) * | 1975-03-11 | 1977-03-30 | Erco Envirotech Ltd | Bleachplant operation |
US4049490A (en) * | 1976-02-23 | 1977-09-20 | Veniamin Petrovich Zaplatin | Electrodialysis of bleaching effluent |
ZA762995B (en) * | 1976-05-19 | 1977-07-27 | Sappi Ltd | Improvements relating to recovery of chemicals |
SE434860B (sv) * | 1976-11-15 | 1984-08-20 | Mo Och Domsjoe Ab | Forfarande for utstotning av klorider ur kemikalieatervinningssystem vid natriumbaserade massaframstellningsprocesser |
CA1113207A (fr) * | 1978-04-19 | 1981-12-01 | Allan F. Gilbert | Extraction du potasse en presence dans les liqueurs ayant servi a la fabrication de la pate a papier |
FI77064C (fi) * | 1985-04-29 | 1989-01-10 | Tampella Oy Ab | Foerfarande foer kokning och blekning av cellulosa. |
SE8605120L (sv) * | 1986-08-14 | 1988-02-15 | Alby Klorat Ab | Sett att bereda sulfidfri alkalilut |
EP0584161B1 (fr) * | 1991-05-13 | 1997-07-16 | H.A. Simons Ltd. | Preparation de liqueur blanche et procede de reduction en pate |
FI95608B (fi) * | 1994-06-17 | 1995-11-15 | Ahlstroem Oy | Menetelmä keittolipeiden valmistamiseksi viherlipeää kiteyttämällä |
US5567293A (en) * | 1994-12-22 | 1996-10-22 | Pulp And Paper Research Institute Of Canada | Electromembrane processes for the treatment of kraft mill electrostatic precipitator catch |
US9364794B2 (en) | 2011-09-16 | 2016-06-14 | Sabic Global Technologies B.V. | Method to remove carbonate from a caustic scrubber waste stream |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1791281A (en) * | 1929-04-29 | 1931-02-03 | Morse Harry Wheeler | Production of sodium-carbonate liquor |
US2642399A (en) * | 1949-02-23 | 1953-06-16 | Robert S Aries | Process for dissolving ash containing sodium sulfide and sodium carbonate |
US2862887A (en) * | 1955-10-03 | 1958-12-02 | Western Preciptation Corp | Process for production and separation of sodium sulfide and sodium carbonate from spent liquors |
US3396076A (en) * | 1964-12-10 | 1968-08-06 | Parkinson Crosby & Works Inc | Method of recovery of chemical values of a kraft pulping process of cellulosic material |
GB1217833A (en) * | 1967-01-16 | 1970-12-31 | Electric Reduction Co | Improved cellulosic pulp process |
US3560329A (en) * | 1968-12-27 | 1971-02-02 | Combustion Eng | Process for low sulfide chemical recovery |
US3746612A (en) * | 1969-12-30 | 1973-07-17 | Erco Envirotech Ltd | Removal of sodium chloride from white pulping liquor |
CA947010A (en) * | 1971-02-23 | 1974-05-14 | Erco Envirotech Ltd. | Chlorination of alkali metal carbonates recovered from the production of pulp |
-
1973
- 1973-12-03 US US420876A patent/US3909344A/en not_active Expired - Lifetime
-
1974
- 1974-11-18 SE SE7414971A patent/SE7414971L/xx unknown
- 1974-11-25 CA CA214,505A patent/CA1070457A/fr not_active Expired
- 1974-11-28 FI FI3445/74A patent/FI344574A/fi unknown
- 1974-12-03 JP JP49137778A patent/JPS5088303A/ja active Pending
- 1974-12-03 BR BR10122/74A patent/BR7410122A/pt unknown
Also Published As
Publication number | Publication date |
---|---|
FI344574A (fr) | 1975-06-04 |
US3909344A (en) | 1975-09-30 |
BR7410122A (pt) | 1976-06-08 |
SE7414971L (fr) | 1975-06-04 |
CA1070457A (fr) | 1980-01-29 |