DE287288C - - Google Patents
Info
- Publication number
- DE287288C DE287288C DENDAT287288D DE287288DA DE287288C DE 287288 C DE287288 C DE 287288C DE NDAT287288 D DENDAT287288 D DE NDAT287288D DE 287288D A DE287288D A DE 287288DA DE 287288 C DE287288 C DE 287288C
- Authority
- DE
- Germany
- Prior art keywords
- salts
- tanned
- waste
- preparation
- procedure
- 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.)
- Active
Links
- 239000002253 acid Substances 0.000 claims 1
- 150000008043 acidic salts Chemical class 0.000 claims 1
- 150000007513 acids Chemical class 0.000 claims 1
- 239000003292 glue Substances 0.000 claims 1
- 239000010985 leather Substances 0.000 claims 1
- 238000000034 method Methods 0.000 claims 1
- 150000003839 salts Chemical class 0.000 claims 1
- 239000011780 sodium chloride Substances 0.000 claims 1
- 239000002699 waste material Substances 0.000 claims 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09H—PREPARATION OF GLUE OR GELATINE
- C09H1/00—Pretreatment of collagen-containing raw materials for the manufacture of glue
- C09H1/04—Pretreatment of collagen-containing raw materials for the manufacture of glue of hides, hoofs, or leather scrap
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Treatment And Processing Of Natural Fur Or Leather (AREA)
Description
Berlin, gedruckt in der reichsDruCkerei.
Claims (1)
- Patent-Anspruch:45Verfahren zur Vorbereitung von chromgarem Leder für die Leimbereitung gemäß Patent 257286, dadurch gekennzeichnet, daß die Abfälle durch Lösungen saurer Salze unter gleichzeitiger Mitwirkung reduzierend wirkender Säuren oder Salze entgerbt werden.
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE287288C true DE287288C (de) |
Family
ID=542522
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT287288D Active DE287288C (de) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE287288C (de) |
-
0
- DE DENDAT287288D patent/DE287288C/de active Active
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