FI44746B - - Google Patents
Info
- Publication number
- FI44746B FI44746B FI0035/64A FI3564A FI44746B FI 44746 B FI44746 B FI 44746B FI 0035/64 A FI0035/64 A FI 0035/64A FI 3564 A FI3564 A FI 3564A FI 44746 B FI44746 B FI 44746B
- Authority
- FI
- Finland
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
- D21C11/0057—Oxidation of liquors, e.g. in order to reduce the losses of sulfur compounds, followed by evaporation or combustion if the liquor in question is a black 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
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE28963 | 1963-01-11 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FI44746B true FI44746B (fi) | 1971-08-31 |
| FI44746C FI44746C (fi) | 1971-12-10 |
Family
ID=20256313
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI640035A FI44746C (fi) | 1963-01-11 | 1964-01-09 | Menetelmä ja laite sulfaattijätelipeän hapettamiseksi |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3362868A (fi) |
| DE (1) | DE1517145A1 (fi) |
| FI (1) | FI44746C (fi) |
| FR (1) | FR1379396A (fi) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3467573A (en) * | 1965-12-13 | 1969-09-16 | Improved Machinery Inc | Upflow digester containing means for separate removal of wash liquor and pulping liquor and method of pulping in said digester |
| US3549314A (en) * | 1968-05-20 | 1970-12-22 | Chemical Construction Corp | Oxidation of black liquor |
| US3696929A (en) * | 1970-11-27 | 1972-10-10 | Chemical Construction Corp | Apparatus for the oxidation of liquids |
| US3969184A (en) * | 1971-06-04 | 1976-07-13 | Defibrator Ab | Digestion odor control |
| US4058433A (en) * | 1975-03-06 | 1977-11-15 | Gulf States Paper Corporation | Conversion of sulfur in blank liquor to eliminate odorous emissions and facilitate the collection of sulfate soaps |
| JPS52121501A (en) * | 1976-04-07 | 1977-10-13 | Mitsubishi Heavy Ind Ltd | Process and apparatus for removing badly smelling constituents from kraft digesting liquid |
| US4212705A (en) * | 1978-05-22 | 1980-07-15 | Babington William M Jr | Apparatus for recovering high pressure steam from a blow tank |
| US4239589A (en) * | 1978-10-02 | 1980-12-16 | Air Products And Chemicals, Inc. | Process for oxidation of black liquor |
| US4551198A (en) * | 1982-03-30 | 1985-11-05 | Kamyr, Inc. | Method of flashing black liquor |
| US6036355A (en) * | 1997-07-14 | 2000-03-14 | Quantum Technologies, Inc. | Reactor mixing assembly |
| US9127403B2 (en) | 2013-05-28 | 2015-09-08 | Andritz Inc. | Flash tank with flared inlet insert and method for introducing flow into a flash tank |
| RS62200B1 (sr) * | 2015-05-13 | 2021-08-31 | Aqua Metals Inc | Sistem zatvorene petlje i metod za reciklažu olovnih akumulatora |
| SE542043C2 (en) * | 2018-05-03 | 2020-02-18 | Valmet Oy | System and method for treatment of a biomass material, a transporting pipe, and a gas separation system |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2726927A (en) * | 1939-08-28 | 1955-12-13 | Bt Metoder Ab | Process of treating waste sulfate liquor |
| DE1034968B (de) * | 1956-01-11 | 1958-07-24 | Hans Werner Meyer | Kontinuierliches Verfahren zum chemischen Aufschluss von zellulosehaltigen Faserstoffen zu Zellstoff oder Halbzellstoff und Vorrichtung zu dessen Durchfuehrung |
| US3200032A (en) * | 1961-12-23 | 1965-08-10 | Kamyr Ab | Continuous process for digesting cellulosic material |
-
1964
- 1964-01-09 FI FI640035A patent/FI44746C/fi active
- 1964-01-10 DE DE19641517145 patent/DE1517145A1/de active Pending
- 1964-01-10 FR FR959930A patent/FR1379396A/fr not_active Expired
- 1964-01-13 US US337429A patent/US3362868A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US3362868A (en) | 1968-01-09 |
| FR1379396A (fr) | 1964-11-20 |
| FI44746C (fi) | 1971-12-10 |
| DE1517145A1 (de) | 1969-08-28 |