NL249557A - - Google Patents
Info
- Publication number
- NL249557A NL249557A NL249557DA NL249557A NL 249557 A NL249557 A NL 249557A NL 249557D A NL249557D A NL 249557DA NL 249557 A NL249557 A NL 249557A
- Authority
- NL
- Netherlands
Links
Classifications
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H11/00—Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only
- D21H11/16—Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only modified by a particular after-treatment
- D21H11/20—Chemically or biochemically modified fibres
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/03—Non-macromolecular organic compounds
- D21H17/05—Non-macromolecular organic compounds containing elements other than carbon and hydrogen only
- D21H17/07—Nitrogen-containing compounds
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Biochemistry (AREA)
- Paper (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL249557 | 1960-03-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL249557A true NL249557A (en:Method) |
Family
ID=19752230
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL249557D NL249557A (en:Method) | 1960-03-17 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE601251A (en:Method) |
| ES (1) | ES265782A1 (en:Method) |
| GB (1) | GB906856A (en:Method) |
| NL (1) | NL249557A (en:Method) |
-
0
- NL NL249557D patent/NL249557A/xx unknown
- BE BE601251D patent/BE601251A/xx unknown
-
1961
- 1961-03-14 GB GB9353/61A patent/GB906856A/en not_active Expired
- 1961-03-16 ES ES0265782A patent/ES265782A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| BE601251A (en:Method) | |
| GB906856A (en) | 1962-09-26 |
| ES265782A1 (es) | 1961-06-01 |