FI771724A - - Google Patents
Info
- Publication number
- FI771724A FI771724A FI771724A FI771724A FI771724A FI 771724 A FI771724 A FI 771724A FI 771724 A FI771724 A FI 771724A FI 771724 A FI771724 A FI 771724A FI 771724 A FI771724 A FI 771724A
- 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
- D21C3/00—Pulping cellulose-containing materials
- D21C3/22—Other features of pulping processes
- D21C3/26—Multistage processes
- D21C3/263—Multistage processes at least one stage being in presence of oxygen
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6399776A JPS52148201A (en) | 1976-06-01 | 1976-06-01 | Process for making alkali pulp and lignin separation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FI771724A true FI771724A (en) | 1977-12-02 |
Family
ID=13245403
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI771724A FI771724A (en) | 1976-06-01 | 1977-05-31 |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPS52148201A (en) |
| BR (1) | BR7703560A (en) |
| CA (1) | CA1087354A (en) |
| FI (1) | FI771724A (en) |
| FR (1) | FR2353673A1 (en) |
| SE (1) | SE7706370L (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54156801A (en) * | 1978-05-23 | 1979-12-11 | Toyo Pulp Co Ltd | Method and apparatus for producing alkali pulp |
| JPS57130737U (en) * | 1981-02-09 | 1982-08-14 | ||
| US5728265A (en) * | 1995-06-12 | 1998-03-17 | Henkel Corporation | Process for enhancing white liquor penetration into wood chips by contacting the chips with a mixture of the white liquor and a polymethylalkyl siloxane |
| EP3464713B1 (en) | 2016-05-27 | 2023-09-27 | Fibratech Pte. Ltd | A method and a system for production of high molecular weight lignin |
| RU2669622C1 (en) * | 2018-01-31 | 2018-10-12 | Генкин Михаил Владимирович | Method and reactor for extracting sodium chloride and potassium chloride from polymineral sources |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1367435A (en) * | 1961-12-23 | 1964-07-24 | Kamyr Ab | Process for the continuous, two-phase digestion of cellulose and digestion apparatus for carrying out this process |
| GB1449828A (en) * | 1973-04-26 | 1976-09-15 | Canadian Ind | Oxygen pulping process |
| AT334195B (en) * | 1973-12-31 | 1976-01-10 | Canadian Ind | METHOD OF REMOVING LIGNIN FROM LIGNOCELLULOSE MATERIAL |
| JPS5241361B2 (en) * | 1974-02-18 | 1977-10-18 | ||
| FR2276420A1 (en) * | 1974-06-24 | 1976-01-23 | Centre Tech Ind Papier | Chemical paste prepn for papermaking - by caustic soda impregnation, mechanical treatment and heating in contact with oxygen and caustic soda |
-
1976
- 1976-06-01 JP JP6399776A patent/JPS52148201A/en active Granted
-
1977
- 1977-05-18 CA CA278,709A patent/CA1087354A/en not_active Expired
- 1977-05-31 FI FI771724A patent/FI771724A/fi not_active Application Discontinuation
- 1977-06-01 FR FR7716661A patent/FR2353673A1/en not_active Withdrawn
- 1977-06-01 SE SE7706370A patent/SE7706370L/en unknown
- 1977-06-01 BR BR7703560A patent/BR7703560A/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5325045B2 (en) | 1978-07-25 |
| BR7703560A (en) | 1978-12-19 |
| SE7706370L (en) | 1977-12-02 |
| FR2353673A1 (en) | 1977-12-30 |
| CA1087354A (en) | 1980-10-14 |
| JPS52148201A (en) | 1977-12-09 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FD | Application lapsed |
Owner name: TOYO PULP CO., LTD. |