FR469359A - Process for the production of tanning materials - Google Patents
Process for the production of tanning materialsInfo
- Publication number
- FR469359A FR469359A FR469359DA FR469359A FR 469359 A FR469359 A FR 469359A FR 469359D A FR469359D A FR 469359DA FR 469359 A FR469359 A FR 469359A
- Authority
- FR
- France
- Prior art keywords
- production
- tanning materials
- tanning
- materials
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C14—SKINS; HIDES; PELTS; LEATHER
- C14C—CHEMICAL TREATMENT OF HIDES, SKINS OR LEATHER, e.g. TANNING, IMPREGNATING, FINISHING; APPARATUS THEREFOR; COMPOSITIONS FOR TANNING
- C14C3/00—Tanning; Compositions for tanning
- C14C3/02—Chemical tanning
- C14C3/08—Chemical tanning by organic agents
- C14C3/18—Chemical tanning by organic agents using polycondensation products or precursors thereof
- C14C3/20—Chemical tanning by organic agents using polycondensation products or precursors thereof sulfonated
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B33/00—Colour photography, other than mere exposure or projection of a colour film
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Projection-Type Copiers In General (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE469359X | 1913-06-26 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR469359A true FR469359A (en) | 1914-07-30 |
Family
ID=6541007
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR469359D Expired FR469359A (en) | 1913-06-26 | 1914-03-06 | Process for the production of tanning materials |
Country Status (2)
Country | Link |
---|---|
FR (1) | FR469359A (en) |
GB (1) | GB469359A (en) |
-
1914
- 1914-03-06 FR FR469359D patent/FR469359A/en not_active Expired
-
1936
- 1936-11-12 GB GB30916/36A patent/GB469359A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB469359A (en) | 1937-07-23 |
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