C10C 1/00
|
Working-up tar |
C10C 1/02
|
Removal of water |
C10C 1/04
|
Working-up tar by distillation |
C10C 1/06
|
Removal of water |
C10C 1/08
|
Winning of aromatic fractions |
C10C 1/10
|
Winning of aromatic fractions benzene fraction |
C10C 1/12
|
Winning of aromatic fractions naphthalene fraction |
C10C 1/14
|
Winning of tar oils from tar |
C10C 1/16
|
Winning of pitch |
C10C 1/18
|
Working-up tar by extraction with selective solvents |
C10C 1/19
|
Working-up tar by thermal treatment not involving distillation |
C10C 1/20
|
Refining by chemical means |
C10C 3/00
|
Working-up pitch, asphalt, bitumen |
C10C 3/02
|
Working-up pitch, asphalt, bitumen by chemical means |
C10C 3/04
|
Working-up pitch, asphalt, bitumen by chemical means by blowing or oxidising |
C10C 3/06
|
Working-up pitch, asphalt, bitumen by distillation |
C10C 3/08
|
Working-up pitch, asphalt, bitumen by selective extraction |
C10C 3/10
|
Melting |
C10C 3/12
|
Devices therefor |
C10C 3/14
|
Solidifying; Disintegrating, e.g. granulating |
C10C 3/16
|
Solidifying; Disintegrating, e.g. granulating by direct contact with liquids |
C10C 3/18
|
Removing in solid form from reaction vessels, containers and the like, e.g. by cutting out, by pressing |
C10C 5/00
|
Production of pyroligneous acid |