Assignee
STILL FA CARL
44 granted patents·578 citations·filing 1973–1979
Top patents by PatentIndex Score
44 records- 0194US4145195AAdjustable device for removing pollutants from gases and vapors evolved during coke quenching operationsSTILL FA CARL·Filed 1977·Granted Mar 20, 1979·107 cites·1 claims
- 0294US4040910AApparatus for charging coke ovensSTILL FA CARL·Filed 1976·Granted Aug 9, 1977·101 cites·13 claims
- 0391US4211611ACoke oven coal charging deviceSTILL FA CARL·Filed 1979·Granted Jul 8, 1980·86 cites·8 claims
- 0484US4009243AContinuous process for scrubbing out hydrogen sulfide and ammonia from coke oven gasSTILL FA CARL·Filed 1973·Granted Feb 22, 1977·29 cites·9 claims
- 0581US4115202AApparatus for producing non-abrasive coke forms from brown-coal briquetsSTILL FA CARL·Filed 1977·Granted Sep 19, 1978·24 cites·4 claims
- 0679US4134794AMethod for producing non-abrasive coke forms from brown-coal briquetsSTILL FA CARL·Filed 1977·Granted Jan 16, 1979·20 cites·9 claims
- 0778US4142941AMethod for producing blast furnace cokeSTILL FA CARL·Filed 1977·Granted Mar 6, 1979·19 cites·8 claims
- 0877US4187079AMethod for producing form cokeSTILL FA CARL·Filed 1978·Granted Feb 5, 1980·17 cites·9 claims
- 0975US4240877AMethod for preheating coal for cokingSTILL FA CARL·Filed 1979·Granted Dec 23, 1980·17 cites·6 claims
- 1068US4045970AMethod and apparatus for the indirect cooling of hot gases, particularly, coke oven gasesSTILL FA CARL·Filed 1976·Granted Sep 6, 1977·10 cites·6 claims
- 1165US4050990AMethod and apparatus for producing form cokeSTILL FA CARL·Filed 1976·Granted Sep 27, 1977·17 cites·1 claims
- 1263US4260458ACoke oven construction for the continuous coking of briquettes from hard or soft coal or peatSTILL FA CARL·Filed 1978·Granted Apr 7, 1981·9 cites·7 claims
- 1362US4220469AMethod for producing reduction gases consisting essentially of carbon monoxide and hydrogenSTILL FA CARL·Filed 1978·Granted Sep 2, 1980·9 cites·8 claims
- 1460US4235625AMethod of producing hydrogen and carbon-oxide-containing process gases for use for reducing oresSTILL FA CARL·Filed 1978·Granted Nov 25, 1980·11 cites·3 claims
- 1559US4028192AApparatus for receiving incandescent coke from respective coke ovens in a battery and for removing the coke in a closed chamber away from the batterySTILL FA CARL·Filed 1975·Granted Jun 7, 1977·8 cites·9 claims
- 1656US4101642AMethod for converting the ammonia and hydrogen sulfide contained in coke-oven gases into nitrogen and water and sulfur respectivelySTILL FA CARL·Filed 1976·Granted Jul 18, 1978·7 cites·4 claims
- 1750US4008129AIntermediate head for coke oven batteriesSTILL FA CARL·Filed 1975·Granted Feb 15, 1977·5 cites·7 claims
- 1848US4131421ACoke oven constructionSTILL FA CARL·Filed 1977·Granted Dec 26, 1978·5 cites·7 claims
- 1947US4242027AApparatus for charging coke oven furnaces of a coke oven batterySTILL FA CARL·Filed 1979·Granted Dec 30, 1980·5 cites·9 claims
- 2047US4230594AMethod of treating spent reducing gasSTILL FA CARL·Filed 1978·Granted Oct 28, 1980·4 cites·9 claims
- 2144US4143122AMethod of processing the residual gases from claus plants or other sulfur-producing plantsSTILL FA CARL·Filed 1977·Granted Mar 6, 1979·12 cites·10 claims
- 2244US4032409ASealing device for a coke oven doorSTILL FA CARL·Filed 1975·Granted Jun 28, 1977·6 cites·5 claims
- 2342US4123331AMethod of keeping the circulating sprinkling water for the uptakes of coke ovens cleanSTILL FA CARL·Filed 1976·Granted Oct 31, 1978·4 cites·3 claims
- 2441US4099929AMethod of removing ash components from high-ash content coalsSTILL FA CARL·Filed 1977·Granted Jul 11, 1978·9 cites·15 claims
- 2539US4260460ADevice for quenching glowing cokeSTILL FA CARL·Filed 1979·Granted Apr 7, 1981·3 cites·6 claims
- 2639US4197165ABunker construction for charging hot, dry coal and cold, wet coal to coke oven charging hoppersSTILL FA CARL·Filed 1978·Granted Apr 8, 1980·3 cites·3 claims
- 2737US4133643AMethod and apparatus for decomposing ammonia fumes having a high hydrogen sulfide contentSTILL FA CARL·Filed 1977·Granted Jan 9, 1979·3 cites·1 claims
- 2836US4256540ARegenerative heating system for horizontal coke oven batteriesSTILL FA CARL·Filed 1978·Granted Mar 17, 1981·2 cites·2 claims
- 2935US4247366AMethod of operating a coal predrying and heating plant in connection with a coking plantSTILL FA CARL·Filed 1978·Granted Jan 27, 1981·2 cites·8 claims
- 3035US4024024AHopper for predried fine coal carried on hopper trucks for coking batteriesSTILL FA CARL·Filed 1976·Granted May 17, 1977·2 cites·9 claims
- 3134US4238293AMaintenance and repair station for charging cars of coke oven batteriesSTILL FA CARL·Filed 1979·Granted Dec 9, 1980·2 cites·5 claims
- 3233US4190498ASystem to acquire and monitor operating machinery positions for horizontal coke oven batteriesSTILL FA CARL·Filed 1978·Granted Feb 26, 1980·2 cites·10 claims
- 3332US4158550AApparatus for producing blast furnace coalSTILL FA CARL·Filed 1978·Granted Jun 19, 1979·4 cites·1 claims
- 3432US4105504AApparatus for producing form cokeSTILL FA CARL·Filed 1977·Granted Aug 8, 1978·2 cites·4 claims
- 3531US4098583AMethod of removing ash components from high-ash coalsSTILL FA CARL·Filed 1977·Granted Jul 4, 1978·2 cites·8 claims
- 3630US4240910AMethod and apparatus for clarifying coke quenching waterSTILL FA CARL·Filed 1979·Granted Dec 23, 1980·3 cites·10 claims
- 3730US4232566ASwitching lever mechanismSTILL FA CARL·Filed 1978·Granted Nov 11, 1980·2 cites·1 claims
- 3830US4159924ACombined control device for the operation of coke oven batteries to effect switching of the regenerative heating system from one group of flues to another and for converting from one heating gas to anotherSTILL FA CARL·Filed 1977·Granted Jul 3, 1979·1 cites·9 claims
- 3929US4088233ADevice for pushing incandescent coke out of the oven chambers of horizontal coke oven batteriesSTILL FA CARL·Filed 1977·Granted May 9, 1978·0 cites·4 claims
- 4027US3935078AWaste heat exhaust system for side burner regenerative coke oven batteries having a divided heating systemSTILL FA CARL·Filed 1974·Granted Jan 27, 1976·1 cites·4 claims
- 4126US4265709AMethod and apparatus for separating gases and solids during the carbonization of coalSTILL FA CARL·Filed 1979·Granted May 5, 1981·0 cites·9 claims
- 4225US4290854AMethod of operating horizontal coke oven batteriesSTILL FA CARL·Filed 1979·Granted Sep 22, 1981·1 cites·1 claims
- 4323US4085852AMethod and apparatus for determining the covering of a coke wharf with quenched cokeSTILL FA CARL·Filed 1976·Granted Apr 25, 1978·1 cites·6 claims
- 4413US4050992AHousing construction extending over the coke discharge area of a horizontal coke oven batterySTILL FA CARL·Filed 1975·Granted Sep 27, 1977·1 cites·5 claims
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