CH255424A - Procedimento per la fabbricazione di carta o cartone impermeabilizzati mediante paraffina. - Google Patents
Procedimento per la fabbricazione di carta o cartone impermeabilizzati mediante paraffina.Info
- Publication number
- CH255424A CH255424A CH255424DA CH255424A CH 255424 A CH255424 A CH 255424A CH 255424D A CH255424D A CH 255424DA CH 255424 A CH255424 A CH 255424A
- Authority
- CH
- Switzerland
- Prior art keywords
- cardboard
- paraffin
- manufacture
- waterproofed paper
- waterproofed
- Prior art date
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
- D21H17/60—Waxes
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT255424X | 1939-06-01 | ||
IT10640X | 1940-06-01 | ||
IT130442X | 1942-04-13 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH255424A true CH255424A (it) | 1948-06-30 |
Family
ID=27272507
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH130442D CH130442A (it) | 1939-06-01 | 1927-12-28 | Taglierina universale. |
CH255424D CH255424A (it) | 1939-06-01 | 1947-06-02 | Procedimento per la fabbricazione di carta o cartone impermeabilizzati mediante paraffina. |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH130442D CH130442A (it) | 1939-06-01 | 1927-12-28 | Taglierina universale. |
Country Status (3)
Country | Link |
---|---|
BE (1) | BE473990A (it) |
CH (2) | CH130442A (it) |
FR (1) | FR894138A (it) |
-
0
- BE BE473990D patent/BE473990A/xx unknown
-
1927
- 1927-12-28 CH CH130442D patent/CH130442A/it unknown
-
1943
- 1943-04-21 FR FR894138D patent/FR894138A/fr not_active Expired
-
1947
- 1947-06-02 CH CH255424D patent/CH255424A/it unknown
Also Published As
Publication number | Publication date |
---|---|
CH130442A (it) | 1928-12-15 |
FR894138A (fr) | 1944-12-14 |
BE473990A (it) |
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