BE438933A - - Google Patents
Info
- Publication number
- BE438933A BE438933A BE438933DA BE438933A BE 438933 A BE438933 A BE 438933A BE 438933D A BE438933D A BE 438933DA BE 438933 A BE438933 A BE 438933A
- 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
- D21H17/63—Inorganic compounds
- D21H17/66—Salts, e.g. alums
-
- 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
- D21H17/20—Macromolecular organic compounds
- D21H17/21—Macromolecular organic compounds of natural origin; Derivatives thereof
-
- 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
- D21H23/00—Processes or apparatus for adding material to the pulp or to the paper
Landscapes
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH863718X | 1939-05-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE438933A true BE438933A (US06262066-20010717-C00422.png) |
Family
ID=4543412
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE438933D BE438933A (US06262066-20010717-C00422.png) | 1939-05-16 |
Country Status (2)
| Country | Link |
|---|---|
| BE (1) | BE438933A (US06262066-20010717-C00422.png) |
| FR (1) | FR863718A (US06262066-20010717-C00422.png) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1423253A (en) * | 1972-05-17 | 1976-02-04 | Isovolta | Process for the manufacture of a paper fluting or cardboard and products manufactured by the process |
-
0
- BE BE438933D patent/BE438933A/xx unknown
-
1940
- 1940-03-07 FR FR863718D patent/FR863718A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR863718A (fr) | 1941-04-08 |
