FR67231E - Tanning material production process - Google Patents
Tanning material production processInfo
- Publication number
- FR67231E FR67231E FR67231DA FR67231E FR 67231 E FR67231 E FR 67231E FR 67231D A FR67231D A FR 67231DA FR 67231 E FR67231 E FR 67231E
- Authority
- FR
- France
- Prior art keywords
- production process
- material production
- tanning material
- tanning
- production
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR67231T | 1954-12-10 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR67231E true FR67231E (en) | 1957-11-25 |
Family
ID=8699461
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR67231D Expired FR67231E (en) | 1954-12-10 | 1954-12-10 | Tanning material production process |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR67231E (en) |
-
1954
- 1954-12-10 FR FR67231D patent/FR67231E/en not_active Expired
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