Inventor
GAPPA GUENTHER
DE8 patents
Patents
8 patentsUS5064444ANov 12, 1991
Process for the allothermic gasification of coal
BERGWERKSVERBAND GMBH57 citations93
US4265767AMay 5, 1981
Method and apparatus for purification of waste water
BERGWERKSVERBAND GMBH7 citations73
US4255072AMar 10, 1981
Flow leading floor for whirl chutes
BERGWERKSVERBAND GMBH8 citations73
US5346515ASep 13, 1994
Fluidized bed gas generator for allothermic gasification of coal
BERGWERKSVERBAND GMBH12 citations70
US4592837AJun 3, 1986
Apparatus for the filtering of solids-containing liquids
BERGWERKSVERBAND GMBH17 citations68
US4276178AJun 30, 1981
Apparatus for purification of waste water by means of active carbon
BERGWERKSVERBAND GMBH4 citations62
US4439932AApr 3, 1984
Method and apparatus for thermal treatment, especially drying, of finely comminuted bulk material
BERGWERKSVERBAND GMBH5 citations61
US4421672ADec 20, 1983
Method of cyclic desorption of adsorption media loaded with adsorbates
BERGWERKSVERBAND GMBH1 citations42