BE442309A - - Google Patents
Info
- Publication number
- BE442309A BE442309A BE442309DA BE442309A BE 442309 A BE442309 A BE 442309A BE 442309D A BE442309D A BE 442309DA BE 442309 A BE442309 A BE 442309A
- Authority
- BE
- Belgium
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08H—DERIVATIVES OF NATURAL MACROMOLECULAR COMPOUNDS
- C08H6/00—Macromolecular compounds derived from lignin, e.g. tannins, humic acids
-
- 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
- C14C3/24—Chemical tanning by organic agents using lignin derivatives, e.g. sulfate liquor
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biochemistry (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE878122X | 1939-03-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE442309A true BE442309A (hu) |
Family
ID=6818365
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE442309D BE442309A (hu) | 1939-03-13 |
Country Status (2)
| Country | Link |
|---|---|
| BE (1) | BE442309A (hu) |
| FR (1) | FR878122A (hu) |
-
0
- BE BE442309D patent/BE442309A/xx unknown
-
1941
- 1941-08-06 FR FR878122D patent/FR878122A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR878122A (fr) | 1943-01-12 |