JPS4954601A - - Google Patents
Info
- Publication number
- JPS4954601A JPS4954601A JP4899673A JP4899673A JPS4954601A JP S4954601 A JPS4954601 A JP S4954601A JP 4899673 A JP4899673 A JP 4899673A JP 4899673 A JP4899673 A JP 4899673A JP S4954601 A JPS4954601 A JP S4954601A
- 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.)
- Pending
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
- D21C3/02—Pulping cellulose-containing materials with inorganic bases or alkaline reacting compounds, e.g. sulfate processes
- D21C3/022—Pulping cellulose-containing materials with inorganic bases or alkaline reacting compounds, e.g. sulfate processes in presence of S-containing compounds
-
- 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
- D21C11/0014—Combination of various pulping processes with one or several recovery systems (cross-recovery)
Landscapes
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Paper (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
- Medicines Containing Plant Substances (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US24886872A | 1972-05-01 | 1972-05-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4954601A true JPS4954601A (de) | 1974-05-28 |
Family
ID=22941023
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4899673A Pending JPS4954601A (de) | 1972-05-01 | 1973-05-01 | |
| JP10272376A Pending JPS5227803A (en) | 1972-05-01 | 1976-08-30 | Process for pulping pulpwood |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10272376A Pending JPS5227803A (en) | 1972-05-01 | 1976-08-30 | Process for pulping pulpwood |
Country Status (10)
| Country | Link |
|---|---|
| JP (2) | JPS4954601A (de) |
| AU (1) | AU456456B2 (de) |
| CA (1) | CA990013A (de) |
| DE (1) | DE2322375C3 (de) |
| FI (1) | FI55530C (de) |
| FR (1) | FR2183100B1 (de) |
| GB (1) | GB1432245A (de) |
| IT (1) | IT1023018B (de) |
| NO (1) | NO142266C (de) |
| SE (1) | SE406780B (de) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5227803A (en) * | 1972-05-01 | 1977-03-02 | Westvaco Corp | Process for pulping pulpwood |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2184608B1 (de) * | 1972-05-15 | 1975-04-04 | Owens Illinois Inc | |
| RU2091529C1 (ru) * | 1995-11-21 | 1997-09-27 | Грудинин Владимир Павлович | Способ приготовления варочного раствора для получения волокнистого полуфабриката |
| US20090038767A1 (en) * | 2007-08-07 | 2009-02-12 | Andritz Inc. | Method and System for Semi-Chemical Pulping |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1432245A (en) * | 1972-05-01 | 1976-04-14 | Westvaco Corp | Method of pulping wood |
-
1973
- 1973-04-25 GB GB1962373A patent/GB1432245A/en not_active Expired
- 1973-04-26 CA CA169,628A patent/CA990013A/en not_active Expired
- 1973-04-26 FI FI134473A patent/FI55530C/fi active
- 1973-04-26 SE SE7305923A patent/SE406780B/xx unknown
- 1973-04-27 FR FR7315536A patent/FR2183100B1/fr not_active Expired
- 1973-04-30 DE DE19732322375 patent/DE2322375C3/de not_active Expired
- 1973-04-30 AU AU54985/73A patent/AU456456B2/en not_active Expired
- 1973-04-30 NO NO177973A patent/NO142266C/no unknown
- 1973-05-01 JP JP4899673A patent/JPS4954601A/ja active Pending
- 1973-05-11 IT IT4991073A patent/IT1023018B/it active
-
1976
- 1976-08-30 JP JP10272376A patent/JPS5227803A/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5227803A (en) * | 1972-05-01 | 1977-03-02 | Westvaco Corp | Process for pulping pulpwood |
Also Published As
| Publication number | Publication date |
|---|---|
| NO142266C (no) | 1980-07-23 |
| IT1023018B (it) | 1978-05-10 |
| AU5498573A (en) | 1974-10-31 |
| GB1432245A (en) | 1976-04-14 |
| DE2322375C3 (de) | 1978-12-07 |
| FI55530B (fi) | 1979-04-30 |
| AU456456B2 (en) | 1974-12-19 |
| FI55530C (fi) | 1979-08-10 |
| NO142266B (no) | 1980-04-14 |
| SE406780B (sv) | 1979-02-26 |
| DE2322375A1 (de) | 1973-11-15 |
| FR2183100B1 (de) | 1975-04-04 |
| FR2183100A1 (de) | 1973-12-14 |
| JPS5227803A (en) | 1977-03-02 |
| CA990013A (en) | 1976-06-01 |
| DE2322375B2 (de) | 1978-04-20 |