Assignee
STEAG AG
DE·41 granted patents·598 citations·filing 1974–1998
Top patents by PatentIndex Score
41 records- 0184US4475472AMethod and apparatus for operating a vortex bed furnaceSTEAG AG·Filed 1982·Granted Oct 9, 1984·43 cites·30 claims
- 0284US4474120AMethod for at least the two-stage ignition of a fuel dust power burner and a burner system for carrying out this methodSTEAG AG·Filed 1982·Granted Oct 2, 1984·38 cites·11 claims
- 0381US4036606AMethod of cleaning gases and apparatus thereforSTEAG AG·Filed 1975·Granted Jul 19, 1977·28 cites·4 claims
- 0480US4342192APlant for producing power from solid fossil fuels, more particularly bituminous coalSTEAG AG·Filed 1979·Granted Aug 3, 1982·33 cites·16 claims
- 0569US5811066AMethod and device for scrubbing flue gasesSTEAG AG·Filed 1995·Granted Sep 22, 1998·33 cites·12 claims
- 0669US5356462AAdsorption medium reactor, espectially fluidized bed reactorSTEAG AG·Filed 1991·Granted Oct 18, 1994·33 cites·24 claims
- 0767US4367686AMethod for operating a coal dust furnace and a furnace for carrying out the methodSTEAG AG·Filed 1981·Granted Jan 11, 1983·16 cites·6 claims
- 0863US4425757AInstallation for recovering energy from solid fossil fuels, more particularly bituminous coal high in inertsSTEAG AG·Filed 1980·Granted Jan 17, 1984·16 cites·4 claims
- 0963US4111665AApparatus for the gasification under pressure of bituminous coal, especially of fine coal in a generatorSTEAG AG·Filed 1976·Granted Sep 5, 1978·12 cites·2 claims
- 1062US5405812AMethod and arrangement for purifying a carbon-containing adsorption mediumSTEAG AG·Filed 1991·Granted Apr 11, 1995·25 cites·13 claims
- 1157US4389019AMethod of and apparatus for the dry separation of pyrite from coalSTEAG AG·Filed 1980·Granted Jun 21, 1983·17 cites·5 claims
- 1254US6299695B1Method and apparatus for processing ceramic componentsSTEAG AG·Filed 1998·Granted Oct 9, 2001·19 cites·19 claims
- 1353US6145582AHeat accumulator block for regenerated heat exchangerSTEAG AG·Filed 1997·Granted Nov 14, 2000·22 cites·16 claims
- 1452US5611935AMethod and device for treating sludgeSTEAG AG·Filed 1993·Granted Mar 18, 1997·17 cites·13 claims
- 1552US4408723AMethod of and apparatus for the treatment of pyrite-containing mineral coalSTEAG AG·Filed 1980·Granted Oct 11, 1983·14 cites·2 claims
- 1651US4028883AGenerating plant and method of starting up a generating plantSTEAG AG·Filed 1975·Granted Jun 14, 1977·18 cites·9 claims
- 1750US4141380AFlow-limiting device for a pipe carrying a fluid or gaseous mediumSTEAG AG·Filed 1976·Granted Feb 27, 1979·13 cites·4 claims
- 1848US4735785AMethod of removing oxides of nitrogen from flue gasSTEAG AG·Filed 1987·Granted Apr 5, 1988·19 cites·16 claims
- 1946US4134774AAggregate for concrete and concrete composition containing sameSTEAG AG·Filed 1977·Granted Jan 16, 1979·11 cites·9 claims
- 2046US4064212AMethod of making pellets usable as aggregate or fillerSTEAG AG·Filed 1975·Granted Dec 20, 1977·10 cites·1 claims
- 2145US4789531AMethod of removing nitrogen oxides (NOx) from gases, especially flue gasesSTEAG AG·Filed 1987·Granted Dec 6, 1988·17 cites·12 claims
- 2245US4323037AFluidized bed firing unitSTEAG AG·Filed 1979·Granted Apr 6, 1982·10 cites·2 claims
- 2344US6090355AMethod and device for cleaning flue gases from furnacesSTEAG AG·Filed 1996·Granted Jul 18, 2000·14 cites·10 claims
- 2443US4255926AInstallation for recovering energy from solid fossil fuels, more particularly bituminous coal high in inertsSTEAG AG·Filed 1978·Granted Mar 17, 1981·8 cites·6 claims
- 2543US4238200AProcess for the production of fuel from fine coal for coal pressure gasification in a fixed bed reactorSTEAG AG·Filed 1979·Granted Dec 9, 1980·4 cites·5 claims
- 2640US4509437AProcess for cleaning of flue gases of a power plant with the aid of a coal dust burning flame and apparatus for carrying out the processSTEAG AG·Filed 1984·Granted Apr 9, 1985·7 cites·4 claims
- 2740US4231761AFlare gas limiting apparaus for coal gasification unitSTEAG AG·Filed 1978·Granted Nov 4, 1980·4 cites·5 claims
- 2838US4648331AProcess for the reduction of NOx in fluidized-bed furnacesSTEAG AG·Filed 1985·Granted Mar 10, 1987·8 cites·3 claims
- 2936US5517930AMethod for operating a coal-fired power plantSTEAG AG·Filed 1992·Granted May 21, 1996·14 cites·13 claims
- 3036US5344631AProcess for the separation of undesirable constituents from a waste gasSTEAG AG·Filed 1992·Granted Sep 6, 1994·5 cites·10 claims
- 3135US5289954ADevice for metered removal of flowable solid materialSTEAG AG·Filed 1990·Granted Mar 1, 1994·8 cites·14 claims
- 3235US4430854AProcess and apparatus for energy recovery from solid fossil inerts containing fuelsSTEAG AG·Filed 1981·Granted Feb 14, 1984·5 cites·14 claims
- 3335US3977730AJunction elements for pneumatic conveyor pipesSTEAG AG·Filed 1974·Granted Aug 31, 1976·9 cites·1 claims
- 3433US5330726ADevice for the separation of undesired exhaust gas componentsSTEAG AG·Filed 1990·Granted Jul 19, 1994·8 cites·15 claims
- 3533US4548517ADevice for measuring the temperature in a dust carrying gas streamSTEAG AG·Filed 1984·Granted Oct 22, 1985·12 cites·5 claims
- 3631US5824139AAdsorber for purifying combustion gasesSTEAG AG·Filed 1995·Granted Oct 20, 1998·4 cites·9 claims
- 3728US4340000AFluidized bed furnaceSTEAG AG·Filed 1979·Granted Jul 20, 1982·4 cites·3 claims
- 3826US5810206ADevice for measured removal of flowable materialSTEAG AG·Filed 1995·Granted Sep 22, 1998·7 cites·9 claims
- 3922US4472179AMethod of, and device for, drying flowing gasesSTEAG AG·Filed 1981·Granted Sep 18, 1984·4 cites·37 claims
- 4020US4425745AOuter wall suspended in front of a metal structureSTEAG AG·Filed 1981·Granted Jan 17, 1984·8 cites·18 claims
- 4117US4430951AProcess for cleaning of flue gases of a power plant with the aid of a coal dust burning flame and apparatus for carrying out the processSTEAG AG·Filed 1982·Granted Feb 14, 1984·1 cites·10 claims
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