NL202075A - - Google Patents
Info
- Publication number
- NL202075A NL202075A NL202075DA NL202075A NL 202075 A NL202075 A NL 202075A NL 202075D A NL202075D A NL 202075DA NL 202075 A NL202075 A NL 202075A
- Authority
- NL
- Netherlands
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
- D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
- D21C9/10—Bleaching ; Apparatus therefor
- D21C9/16—Bleaching ; Apparatus therefor with per compounds
- D21C9/163—Bleaching ; Apparatus therefor with per compounds with peroxides
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06L—DRY-CLEANING, WASHING OR BLEACHING FIBRES, FILAMENTS, THREADS, YARNS, FABRICS, FEATHERS OR MADE-UP FIBROUS GOODS; BLEACHING LEATHER OR FURS
- D06L4/00—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs
- D06L4/10—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs using agents which develop oxygen
-
- 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
- D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
- D21C9/10—Bleaching ; Apparatus therefor
- D21C9/1026—Other features in bleaching processes
- D21C9/1047—Conserving the bleached pulp
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Textile Engineering (AREA)
- Paper (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US341706XA | 1954-11-19 | 1954-11-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL202075A true NL202075A (en:Method) |
Family
ID=21874739
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL202075D NL202075A (en:Method) | 1954-11-19 |
Country Status (6)
| Country | Link |
|---|---|
| BE (1) | BE542859A (en:Method) |
| CH (2) | CH348044A (en:Method) |
| DE (2) | DE1043789B (en:Method) |
| FR (2) | FR1159573A (en:Method) |
| GB (2) | GB785737A (en:Method) |
| NL (1) | NL202075A (en:Method) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1103121B (de) * | 1958-02-10 | 1961-03-23 | Mo Och Domsjoe Ab | Verfahren zur Behandlung von Zellstoff mit Alkaliborhydriden |
| FR2218376A1 (en) * | 1973-02-16 | 1974-09-13 | Air Liquide | Suppression of mould and yellowing of paper pastes - by washing with hydrogen peroxide and sodium diethylene triamine pentacetate |
| FR2613388B1 (fr) * | 1987-04-02 | 1990-05-04 | Atochem | Procede de blanchiment de pates |
| SE9402542D0 (sv) * | 1994-07-20 | 1994-07-20 | Kvaerner Pulping Tech | Förfarande och anordning vid blekning med trycksatt peroxid |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2029985A (en) * | 1932-05-31 | 1936-02-04 | Buffalo Electro Chem Co | Method of bleaching |
| US2125634A (en) * | 1937-03-29 | 1938-08-02 | Oxford Paper Co | Method of bleaching pulp or paper webs |
| US2150926A (en) * | 1937-07-03 | 1939-03-21 | Buffalo Electro Chem Co | Process of making and bleaching paper |
| US2510595A (en) * | 1946-09-20 | 1950-06-06 | Buffalo Electro Chem Co | Method of bleaching groundwood |
| GB671962A (en) * | 1949-08-30 | 1952-05-14 | Buffalo Electro Chem Co | Process of bleaching wood pulp |
| US2692181A (en) * | 1950-03-08 | 1954-10-19 | Buffalo Electro Chem Co | Treatment of unbleached sulfite pulp |
| US2661261A (en) * | 1950-06-30 | 1953-12-01 | Buffalo Electro Chem Co | Method of superbleaching chemical pulp |
| BE517333A (en:Method) * | 1952-02-02 |
-
0
- NL NL202075D patent/NL202075A/xx unknown
-
1955
- 1955-10-24 GB GB30309/55A patent/GB785737A/en not_active Expired
- 1955-10-26 DE DEF18730A patent/DE1043789B/de active Pending
- 1955-10-31 GB GB31083/55A patent/GB791352A/en not_active Expired
- 1955-11-02 DE DEF18767A patent/DE1049222B/de active Pending
- 1955-11-09 CH CH348044D patent/CH348044A/de unknown
- 1955-11-17 BE BE542859D patent/BE542859A/fr unknown
- 1955-11-18 FR FR1159573D patent/FR1159573A/fr not_active Expired
- 1955-11-19 CH CH341706D patent/CH341706A/de unknown
- 1955-11-19 FR FR1153424D patent/FR1153424A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| BE542859A (en:Method) | 1959-09-11 |
| GB785737A (en) | 1957-11-06 |
| DE1049222B (de) | 1959-01-22 |
| FR1159573A (fr) | 1958-06-30 |
| DE1043789B (de) | 1958-11-13 |
| CH348044A (de) | 1960-07-31 |
| FR1153424A (fr) | 1958-03-10 |
| GB791352A (en) | 1958-02-26 |
| CH341706A (de) | 1959-10-15 |