Inventor
POHL SIEGFRIED
DE22 patents
⚠️ This page may combine multiple inventors who share the name “POHL SIEGFRIED”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
OTTO & CO GMBH DR C
13 patentsUS4188915AFeb 19, 1980
Water-cooled, high-temperature gasifier
OTTO & CO GMBH DR C36 citations90
US4157244AJun 5, 1979
Gas-cooling method and apparatus
OTTO & CO GMBH DR C22 citations81
US4043766AAug 23, 1977
Slag bath generator
OTTO & CO GMBH DR C20 citations81
US4098324AJul 4, 1978
Water-cooled, high-temperature gasifier and method for its operation
OTTO & CO GMBH DR C25 citations79
US4159447AJun 26, 1979
System for detecting faults in the wall of a high-temperature pressure vessel
OTTO & CO GMBH DR C11 citations73
US4073628AFeb 14, 1978
Control system for apparatus to gasify fine-grain fuels in a reactor
OTTO & CO GMBH DR C12 citations73
US4049394ASep 20, 1977
Control system for a coal gasification plant
OTTO & CO GMBH DR C16 citations73
US4013427AMar 22, 1977
Slag bath generator
OTTO & CO GMBH DR C16 citations73
US4372754AFeb 8, 1983
Ignition system for coal gasifier
OTTO & CO GMBH DR C12 citations70
US4049570ASep 20, 1977
Method and apparatus for removing vapors and aerosols from gases produced in a gasification plant
OTTO & CO GMBH DR C6 citations62
US3990820ANov 9, 1976
Apparatus for discharging hot liquid material from a pressure vessel
OTTO & CO GMBH DR C3 citations62
US3994700ANov 30, 1976
Apparatus for the low temperature carbonization of fine-grain fuels
OTTO & CO GMBH DR C0 citations48
US4102674AJul 25, 1978
Method for hardening iron ore pellets
OTTO & CO GMBH DR C1 citations46
DIDIER WERKE AG
5 patentsUS4508324AApr 2, 1985
Fastening means for a closure plate on a sliding shutter outlet in a vessel which contains molten metal
DIDIER WERKE AG17 citations72
US5429283AJul 4, 1995
Immersion nozzle formed of separate members
DIDIER WERKE AG10 citations70
US5303905AApr 19, 1994
Refractory ceramic stopper, apparatus for support thereof, and assembly thereof
DIDIER WERKE AG13 citations68
US4923225AMay 8, 1990
Assembly for connecting a metal member to a ceramic refractory member
DIDIER WERKE AG6 citations58
US4634685AJan 6, 1987
Refractory article suitable for casting molten metal
DIDIER WERKE AG6 citations58
SIEMENS AG
2 patentsUS4802205AJan 31, 1989
Circuit arrangement for telecommunications switching systems, particularly for telephone switching systems comprising information-processing sequential logic systems and traffic measuring devices
SIEMENS AG3 citations60
US4860344AAug 22, 1989
Circuit arrangement for telecommunications switching systems, particularly telephone switching systems, etc.
SIEMENS AG5 citations57