FI781791A - Foerfarande foer tillvaratagning av magnesiumbisulfit - Google Patents
Foerfarande foer tillvaratagning av magnesiumbisulfitInfo
- Publication number
- FI781791A FI781791A FI781791A FI781791A FI781791A FI 781791 A FI781791 A FI 781791A FI 781791 A FI781791 A FI 781791A FI 781791 A FI781791 A FI 781791A FI 781791 A FI781791 A FI 781791A
- Authority
- FI
- Finland
- Prior art keywords
- tillvaratagning
- magnesiumbisulfit
- foerfarande foer
- foerfarande
- foer
- Prior art date
Links
Classifications
-
- 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
- C01F5/00—Compounds of magnesium
- C01F5/42—Magnesium sulfites
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/46—Removing components of defined structure
- B01D53/48—Sulfur compounds
- B01D53/50—Sulfur oxides
- B01D53/501—Sulfur oxides by treating the gases with a solution or a suspension of an alkali or earth-alkali or ammonium compound
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B17/00—Sulfur; Compounds thereof
- C01B17/48—Sulfur dioxide; Sulfurous acid
-
- 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
- D21C11/06—Treatment of pulp gases; Recovery of the heat content of the gases; Treatment of gases arising from various sources in pulp and paper mills; Regeneration of gaseous SO2, e.g. arising from liquors containing sulfur compounds
- D21C11/063—Treatment of gas streams comprising solid matter, e.g. the ashes resulting from the combustion of black liquor
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Health & Medical Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Biomedical Technology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Treating Waste Gases (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT404177 | 1977-06-08 | ||
AT404177A AT347236B (de) | 1977-06-08 | 1977-06-08 | Verfahren zur rueckgewinnung des magnesiumbi- sulfits aus dem agbasen eines laugenverbrennungskessels |
Publications (3)
Publication Number | Publication Date |
---|---|
FI781791A true FI781791A (fi) | 1978-12-09 |
FI67414B FI67414B (fi) | 1984-11-30 |
FI67414C FI67414C (fi) | 1985-03-11 |
Family
ID=3558848
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI781791A FI67414C (fi) | 1977-06-08 | 1978-06-06 | Foerfarande foer tillvaratagande av magnesiumbisulfit |
Country Status (8)
Country | Link |
---|---|
AT (1) | AT347236B (fi) |
CS (1) | CS237301B2 (fi) |
DE (1) | DE2823749C3 (fi) |
FI (1) | FI67414C (fi) |
NO (1) | NO151124C (fi) |
PL (1) | PL110895B1 (fi) |
SE (1) | SE447736B (fi) |
YU (1) | YU42480B (fi) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AT383163B (de) | 1985-06-27 | 1987-05-25 | Chemiefaser Lenzing Ag | Verfahren zur regenerierung von aufschlussloesung aus der gebrauchten kochlauge eines magnesiumbisulfit-aufschlussverfahrens sowie filterapparat zur durchfuehrung des verfahrens |
AT396694B (de) * | 1992-02-14 | 1993-11-25 | Waagner Biro Ag | Verfahren zur erzeugung eines homogenen abgases |
AT397929B (de) * | 1992-12-04 | 1994-08-25 | Chemiefaser Lenzing Ag | Verfahren und anlage zur trocknung und anschliessenden spaltung |
-
1977
- 1977-06-08 AT AT404177A patent/AT347236B/de not_active IP Right Cessation
-
1978
- 1978-05-23 NO NO781789A patent/NO151124C/no unknown
- 1978-05-31 SE SE7806363A patent/SE447736B/sv not_active IP Right Cessation
- 1978-05-31 DE DE2823749A patent/DE2823749C3/de not_active Expired
- 1978-06-06 FI FI781791A patent/FI67414C/fi not_active IP Right Cessation
- 1978-06-07 PL PL1978207432A patent/PL110895B1/pl unknown
- 1978-06-07 YU YU1364/78A patent/YU42480B/xx unknown
- 1978-06-08 CS CS783755A patent/CS237301B2/cs unknown
Also Published As
Publication number | Publication date |
---|---|
YU42480B (en) | 1988-10-31 |
AT347236B (de) | 1978-12-11 |
ATA404177A (de) | 1978-04-15 |
NO781789L (no) | 1978-12-11 |
NO151124C (no) | 1985-02-13 |
PL110895B1 (en) | 1980-08-30 |
FI67414B (fi) | 1984-11-30 |
DE2823749A1 (de) | 1978-12-21 |
DE2823749C3 (de) | 1981-06-19 |
SE447736B (sv) | 1986-12-08 |
NO151124B (no) | 1984-11-05 |
FI67414C (fi) | 1985-03-11 |
PL207432A1 (pl) | 1979-04-23 |
YU136478A (en) | 1983-01-21 |
DE2823749B2 (de) | 1979-04-12 |
SE7806363L (sv) | 1978-12-09 |
CS237301B2 (en) | 1985-07-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM | Patent lapsed |
Owner name: CHEMIEFASER LENZING Owner name: WAAGNER-BIRO AKTIENGESELLSCHAFT |