Assignee
FREIBERG BRENNSTOFFINST
15 patents
Top patents by PatentIndex Score
US4343626AAug 10, 1982
Reactor for producing a carbon monoxide and hydrogen containing gas
FREIBERG BRENNSTOFFINST49 citations90
US4707163ANov 17, 1987
Gasification of coal dust
FREIBERG BRENNSTOFFINST40 citations89
US4704971ANov 10, 1987
Pulverized-coal burner
FREIBERG BRENNSTOFFINST30 citations89
US4521139AJun 4, 1985
Method of regulating mass streams
FREIBERG BRENNSTOFFINST47 citations89
US4971550ANov 20, 1990
Burner with electric igniter for gaseous fuels and oxygen
FREIBERG BRENNSTOFFINST22 citations79
US4300913ANov 17, 1981
Apparatus and method for the manufacture of product gas
FREIBERG BRENNSTOFFINST22 citations79
US4475735AOct 9, 1984
System for sealing shafts against solid containing gaseous media
FREIBERG BRENNSTOFFINST23 citations73
US4501156AFeb 26, 1985
Method of and device for measuring a mass stream of finely divided fine-grained solid fuels
FREIBERG BRENNSTOFFINST19 citations71
US4455949AJun 26, 1984
Burner for gasification of powdery fuels
FREIBERG BRENNSTOFFINST19 citations71
US4710202ADec 1, 1987
Apparatus for gasifying pulverized coal
FREIBERG BRENNSTOFFINST17 citations70
US4367076AJan 4, 1983
Method and apparatus for processing of dust-contaminated hot product gas
FREIBERG BRENNSTOFFINST9 citations70
US4305732ADec 15, 1981
Gasification apparatus with pressure relieving means
FREIBERG BRENNSTOFFINST15 citations70
US4325709AApr 20, 1982
Method for the operation of gasification plants for pulverized fuels
FREIBERG BRENNSTOFFINST14 citations68
US4247227AJan 27, 1981
Apparatus for the conveyance of dust-like or dust containing solids into a pressurized system by means of a pressurized lock chamber
FREIBERG BRENNSTOFFINST16 citations68
US4483199ANov 20, 1984
Method of measuring solid matter mass flow
FREIBERG BRENNSTOFFINST14 citations66