JPS55500189A - - Google Patents
Info
- Publication number
- JPS55500189A JPS55500189A JP50064879A JP50064879A JPS55500189A JP S55500189 A JPS55500189 A JP S55500189A JP 50064879 A JP50064879 A JP 50064879A JP 50064879 A JP50064879 A JP 50064879A JP S55500189 A JPS55500189 A JP S55500189A
- 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.)
- Granted
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
- C01D1/00—Oxides or hydroxides of sodium, potassium or alkali metals in general
- C01D1/04—Hydroxides
- C01D1/20—Preparation by reacting oxides or hydroxides with alkali metal salts
- C01D1/22—Preparation by reacting oxides or hydroxides with alkali metal salts with carbonates or bicarbonates
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F11/00—Compounds of calcium, strontium, or barium
- C01F11/18—Carbonates
- C01F11/181—Preparation of calcium carbonate by carbonation of aqueous solutions and characterised by control of the carbonation conditions
-
- 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
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- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Paper (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE7804239A SE419997B (sv) | 1978-04-14 | 1978-04-14 | Sett att bereda vitlut vit ett tryck over atmosferstrycket |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS55500189A true JPS55500189A (en:Method) | 1980-04-03 |
| JPH0123596B2 JPH0123596B2 (en:Method) | 1989-05-08 |
Family
ID=20334613
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP54500648A Expired JPH0123596B2 (en:Method) | 1978-04-14 | 1979-04-09 |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JPH0123596B2 (en:Method) |
| CA (1) | CA1163777A (en:Method) |
| FI (1) | FI64671B (en:Method) |
| SE (1) | SE419997B (en:Method) |
| WO (1) | WO1979000931A1 (en:Method) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FI71786C (fi) * | 1983-02-23 | 1987-02-09 | Enso Gutzeit Oy | Kausticeringsfoerfarande. |
| SE463771C (sv) * | 1985-05-02 | 1999-07-12 | Caustec Ab | Anordning och förfarande för separering av vitlut, mesa och eventuellt slam varvid användes ett roterande skivfilter |
| FI72156C (fi) * | 1985-03-19 | 1987-04-13 | Enso Gutzeit Oy | Kausticeringsfoerfarande. |
| US5145556A (en) * | 1991-07-31 | 1992-09-08 | International Paper Company | Single-stage slaking and causticizing method |
| CA2213750A1 (en) * | 1995-02-27 | 1996-09-06 | Aeci Limited | Production of precipitated calcium carbonate |
| BR9607683A (pt) * | 1995-03-02 | 1999-11-30 | Pretoria Portland Cement | Processo de precipitação de carbonato de cálcio |
| WO1998025853A1 (fr) | 1996-12-09 | 1998-06-18 | Nippon Paper Industries Co., Ltd. | Procede de preparation de carbonate de calcium |
| JP3808263B2 (ja) | 2000-01-18 | 2006-08-09 | 日本製紙株式会社 | 炭酸カルシウムの製造方法 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE109555C (en:Method) * | ||||
| DK2969C (da) * | 1900-04-17 | Richard Jaeger | Fremgangsmaade til Tørlæskning af Kalk. |
-
1978
- 1978-04-14 SE SE7804239A patent/SE419997B/sv not_active IP Right Cessation
-
1979
- 1979-04-06 CA CA000325039A patent/CA1163777A/en not_active Expired
- 1979-04-09 WO PCT/SE1979/000085 patent/WO1979000931A1/en unknown
- 1979-04-09 JP JP54500648A patent/JPH0123596B2/ja not_active Expired
- 1979-04-09 FI FI791164A patent/FI64671B/fi not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| WO1979000931A1 (en) | 1979-11-15 |
| CA1163777A (en) | 1984-03-20 |
| JPH0123596B2 (en:Method) | 1989-05-08 |
| FI791164A7 (fi) | 1979-10-15 |
| FI64671B (fi) | 1983-08-31 |
| SE419997B (sv) | 1981-09-07 |
| SE7804239L (sv) | 1979-10-15 |