BE452697A - - Google Patents
Info
- Publication number
- BE452697A BE452697A BE452697DA BE452697A BE 452697 A BE452697 A BE 452697A BE 452697D A BE452697D A BE 452697DA BE 452697 A BE452697 A BE 452697A
- Authority
- BE
- Belgium
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
- 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
- D21H17/08—Isocyanates
-
- 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
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE898183X | 1942-10-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE452697A true BE452697A (lt) |
Family
ID=6849050
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE452697D BE452697A (lt) | 1942-10-01 |
Country Status (2)
| Country | Link |
|---|---|
| BE (1) | BE452697A (lt) |
| FR (1) | FR898183A (lt) |
-
0
- BE BE452697D patent/BE452697A/xx unknown
-
1943
- 1943-09-20 FR FR898183D patent/FR898183A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR898183A (fr) | 1945-04-12 |