Assignee
DIDIER ENG
74 patents
Top patents by PatentIndex Score
US4289585ASep 15, 1981
Method and apparatus for the wet quenching of coke
DIDIER ENG101 citations95
US4222824ASep 16, 1980
Recuperative coke oven and process for the operation thereof
DIDIER ENG91 citations93
US4284476AAug 18, 1981
Process and apparatus for utilization of the sensible heat of hot coke for drying and preheating coking coal
DIDIER ENG30 citations92
US4950473AAug 21, 1990
Method for reducing nitrogen oxides in flue gas
DIDIER ENG33 citations91
US4382139AMay 3, 1983
Process and apparatus for continuous production of polyesters
DIDIER ENG72 citations91
US4421481ADec 20, 1983
Furnace for heating slabs, billets, rough castings and the like
DIDIER ENG42 citations89
US4284478AAug 18, 1981
Apparatus for quenching hot coke
DIDIER ENG74 citations89
US4280033AJul 21, 1981
Process and apparatus for the thermal treatment of coal
DIDIER ENG42 citations87
US4447333AMay 8, 1984
Process for the elimination of ammonia in coke plant waste waters
DIDIER ENG21 citations80
US4282066AAug 4, 1981
Process and apparatus for coking coal using microwave radiation
DIDIER ENG24 citations79
US4235851ANov 25, 1980
Process for reducing the nitrogen oxide content of coke oven gases
DIDIER ENG9 citations74
US4720376AJan 19, 1988
Process for the removal of nitrogen oxides and soot from exhaust gases of machines and combustion installations burning heavy fuel oil
DIDIER ENG19 citations73
US4352680AOct 5, 1982
Process and/or facility for driving off dissolved, corrosive gaseous constituents from watery solutions
DIDIER ENG8 citations73
US4308102ADec 29, 1981
Process and apparatus for drying and preheating coking coal by means of flue gas
DIDIER ENG18 citations73
US4259312AMar 31, 1981
Process and apparatus for catalytically reacting a reducing gas and water vapor
DIDIER ENG19 citations73
US4235604ANov 25, 1980
Method for processing coke oven gas
DIDIER ENG12 citations73
US4235624ANov 25, 1980
Method for processing coke oven gas
DIDIER ENG17 citations73
US4734165AMar 29, 1988
Method for the production of coke
DIDIER ENG14 citations72
US4282068AAug 4, 1981
Apparatus for the transfer and quenching of coke
DIDIER ENG9 citations72
US4751212AJun 14, 1988
Process for the manufacture of a catalyst for the reduction of nitrogen oxides in exhaust gases
DIDIER ENG9 citations71
US4468288AAug 28, 1984
Method of preheating coal and supplying preheated coal to a coke oven
DIDIER ENG12 citations71
US4336229AJun 22, 1982
Apparatus for the production of ammonia synthesis gas from purified coke oven gas
DIDIER ENG7 citations71
US4178266ADec 11, 1979
Process for conveying hot crude coke oven gas from coke ovens to a position of utilization while preventing condensation of higher hydrocarbons
DIDIER ENG10 citations71
US4629417ADec 16, 1986
Process and furnace for reheating slabs, billets, blooms and the like
DIDIER ENG7 citations70
US4360976ANov 30, 1982
Dry cooling of coke
DIDIER ENG8 citations70
US4210430AJul 1, 1980
Cyclone separator assembly
DIDIER ENG11 citations69
US4202407AMay 13, 1980
Apparatus for cooling gases from coke plants
DIDIER ENG25 citations69
US4087250AMay 2, 1978
Apparatus for removing nitric oxides from processing exhaust gases
DIDIER ENG16 citations69
US4081511AMar 28, 1978
Process for removing nitric oxides from processing exhaust gases
DIDIER ENG8 citations69
US4465557AAug 14, 1984
Gas transferring apparatus in coke oven
DIDIER ENG8 citations68
US4264415AApr 28, 1981
Apparatus for the dry cooling of coke
DIDIER ENG9 citations68
US4151919AMay 1, 1979
Coke oven hopper truck including support for removable filling cover
DIDIER ENG9 citations68
US4107879AAug 22, 1978
Door of the self-locking type
DIDIER ENG9 citations68
US4246072AJan 20, 1981
Process and apparatus for quenching hot coke
DIDIER ENG10 citations67
US4286912ASep 1, 1981
Process and apparatus for charging and sealing a charging port of a chamber
DIDIER ENG9 citations66
US4126431ANov 21, 1978
Method for the preliminary treatment of crude gas from a thermic carbon refinement process
DIDIER ENG7 citations64
US4049777ASep 20, 1977
Method of waste gas treatment
DIDIER ENG11 citations64
US4322269AMar 30, 1982
Method for the wet quenching of coke
DIDIER ENG3 citations62
US4246071AJan 20, 1981
Process for the recovery of coke oven waste heat
DIDIER ENG5 citations62
US4569811AFeb 11, 1986
Method of making a staple-fiber band
DIDIER ENG5 citations61
US4433066AFeb 21, 1984
Method for the preparation of high-caloric gases, particularly methane, by means of a catalyst fluidized bed
DIDIER ENG4 citations61
US4407699AOct 4, 1983
Process and apparatus for the dry cooling of coke
DIDIER ENG5 citations61
US4373997AFeb 15, 1983
Apparatus for the transfer and quenching of coke
DIDIER ENG2 citations61
US4216061AAug 5, 1980
Sealing arrangement for coke oven door
DIDIER ENG4 citations61
US4130244ADec 19, 1978
Track rail support
DIDIER ENG3 citations61
US4582482AApr 15, 1986
Top-fired, walking hearth-type furnace
DIDIER ENG3 citations59
US4392919AJul 12, 1983
Charging apparatus for coke cooling chambers
DIDIER ENG5 citations59
US4284479AAug 18, 1981
Sealing arrangement for the oven chamber door on a coking oven
DIDIER ENG10 citations59
US4186056AJan 29, 1980
Device for closing the filling opening of a coke oven chamber
DIDIER ENG11 citations59
US4018655AApr 19, 1977
Process for feeding coal into horizontal-chamber coke-ovens and charging truck therefor
DIDIER ENG3 citations59
Showing the top 50 of 74 patents by PatentIndex Score.