ATE14712T1 - Verfahren zur regenerierung von kaustischen alkalien. - Google Patents
Verfahren zur regenerierung von kaustischen alkalien.Info
- Publication number
- ATE14712T1 ATE14712T1 AT83301541T AT83301541T ATE14712T1 AT E14712 T1 ATE14712 T1 AT E14712T1 AT 83301541 T AT83301541 T AT 83301541T AT 83301541 T AT83301541 T AT 83301541T AT E14712 T1 ATE14712 T1 AT E14712T1
- Authority
- AT
- Austria
- Prior art keywords
- pct
- transition metal
- metal oxide
- delignification
- alkaline
- Prior art date
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
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Inorganic Chemistry (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Compounds Of Iron (AREA)
- Paper (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
- Processing Of Solid Wastes (AREA)
- Control Of Motors That Do Not Use Commutators (AREA)
- Control Of Stepping Motors (AREA)
- Optical Communication System (AREA)
- Lubricants (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AUPF331182 | 1982-03-25 | ||
EP83301541A EP0090568B1 (de) | 1982-03-25 | 1983-03-18 | Verfahren zur Regenerierung von kaustischen Alkalien |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE14712T1 true ATE14712T1 (de) | 1985-08-15 |
Family
ID=3769428
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT83301541T ATE14712T1 (de) | 1982-03-25 | 1983-03-18 | Verfahren zur regenerierung von kaustischen alkalien. |
Country Status (9)
Country | Link |
---|---|
US (1) | US4486394A (de) |
EP (1) | EP0090568B1 (de) |
JP (1) | JPS59500511A (de) |
AT (1) | ATE14712T1 (de) |
AU (1) | AU552973B2 (de) |
CA (1) | CA1188485A (de) |
DE (1) | DE3360504D1 (de) |
FI (1) | FI73255C (de) |
WO (1) | WO1983003407A1 (de) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ZA849901B (en) * | 1983-12-23 | 1985-08-28 | North Broken Hill Ltd | Method of improving the purity of alkali-metal hydroxides |
JPH0784716B2 (ja) * | 1985-10-29 | 1995-09-13 | 三菱重工業株式会社 | アルカリパルプ廃液から苛性ソ−ダを回収する方法 |
FI914587A (fi) * | 1991-09-27 | 1993-03-28 | Ahlstroem Oy | Foerfarande foer framstaellning av natriumhydroxid |
US5302248A (en) * | 1992-08-28 | 1994-04-12 | The United States Of America As Represented By The Secretary Of Agriculture | Delignification of wood pulp by vanadium-substituted polyoxometalates |
US5549789A (en) * | 1992-08-28 | 1996-08-27 | The United States Of America As Represented By The Secretary Of Agriculture | Oxidation of lignin and polysaccharides mediated by polyoxometalate treatment of wood pulp |
ZA937253B (en) * | 1992-09-30 | 1994-04-19 | North Broken Hill Ltd | A process for recovering alkali metal hydroxide from organic liquors |
EP2086299A1 (de) * | 1999-06-02 | 2009-08-05 | Ibiden Co., Ltd. | Mehrschichtige bestückte Leiterplatte und Verfahren zur Herstellung einer mehrschichtigen bestückten Leiterplatte |
KR101653909B1 (ko) * | 2015-02-25 | 2016-09-02 | 이관종 | 유압 밀림방지 실린더 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3796791A (en) * | 1971-12-20 | 1974-03-12 | Nichols Eng & Res Corp | Process for reclaiming limestone mud |
US3878288A (en) * | 1972-02-15 | 1975-04-15 | James A Commins | Reclaiming of lime plant fines |
GB1407276A (en) * | 1972-11-10 | 1975-09-24 | Oji Paper Co | Method for directly converting sodium carbonate into caustic soda and application of said method to pulp and paper industry |
JPS5112724B2 (de) * | 1974-02-23 | 1976-04-22 | ||
JPS5452697A (en) * | 1977-10-05 | 1979-04-25 | Nittetsu Kakoki Kk | Method of hydrogenating ferric acid alkali |
JPS54135700A (en) * | 1978-04-13 | 1979-10-22 | Ishikawajima Harima Heavy Ind Co Ltd | Recovering method for caustic soda from pulp waste fluid |
AU519156B2 (en) * | 1978-04-20 | 1981-11-12 | Australian Paper Manufacturers Limited | Alkali regeneration process |
CA1115490A (en) * | 1978-04-20 | 1982-01-05 | Geoffrey H. Covey | Alkali regenerating process |
JPS5560020A (en) * | 1978-10-27 | 1980-05-06 | Toyo Pulp Kk | Alkaline waste liquor treating method |
US4322266A (en) * | 1978-11-01 | 1982-03-30 | Combustion Engineering, Inc. | Process for catalyzing reduction in a Kraft recovery boiler |
JPS59162128A (ja) * | 1983-02-28 | 1984-09-13 | Kawasaki Heavy Ind Ltd | パルプ廃液から苛性ソ−ダを回収する方法 |
-
1983
- 1983-03-17 CA CA000423861A patent/CA1188485A/en not_active Expired
- 1983-03-18 AT AT83301541T patent/ATE14712T1/de not_active IP Right Cessation
- 1983-03-18 DE DE8383301541T patent/DE3360504D1/de not_active Expired
- 1983-03-18 EP EP83301541A patent/EP0090568B1/de not_active Expired
- 1983-03-24 US US06/557,145 patent/US4486394A/en not_active Expired - Lifetime
- 1983-03-24 JP JP58501032A patent/JPS59500511A/ja active Granted
- 1983-03-24 AU AU13358/83A patent/AU552973B2/en not_active Ceased
- 1983-03-24 WO PCT/AU1983/000035 patent/WO1983003407A1/en active IP Right Grant
- 1983-11-22 FI FI834274A patent/FI73255C/fi not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
JPS59500511A (ja) | 1984-03-29 |
FI834274A0 (fi) | 1983-11-22 |
AU1335883A (en) | 1983-10-24 |
EP0090568A1 (de) | 1983-10-05 |
AU552973B2 (en) | 1986-06-26 |
CA1188485A (en) | 1985-06-11 |
FI834274A (fi) | 1983-11-22 |
US4486394A (en) | 1984-12-04 |
JPH0368151B2 (de) | 1991-10-25 |
WO1983003407A1 (en) | 1983-10-13 |
FI73255B (fi) | 1987-05-29 |
FI73255C (fi) | 1987-09-10 |
EP0090568B1 (de) | 1985-08-07 |
DE3360504D1 (en) | 1985-09-12 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
UEP | Publication of translation of european patent specification | ||
REN | Ceased due to non-payment of the annual fee |