|
C09H 1/00
|
Pretreatment of collagen-containing raw materials for the manufacture of glue |
|
C09H 1/02
|
Pretreatment of collagen-containing raw materials for the manufacture of glue of bones |
|
C09H 1/04
|
Pretreatment of collagen-containing raw materials for the manufacture of glue of hides, hooves or leather scrap |
|
C09H 3/00
|
Isolation of glue or gelatine from raw materials, e.g. by extracting, by heating |
|
C09H 3/02
|
Purification of solutions of gelatine |
|
C09H 5/00
|
Stabilisation of solutions of glue or gelatine |
|
C09H 7/00
|
Preparation of water-insoluble gelatine |
|
C09H 9/00
|
Drying of glue or gelatine |
|
C09H 9/02
|
Drying of glue or gelatine in the form of foils |
|
C09H 9/04
|
Drying of glue or gelatine in the form of granules, e.g. beads |
