Assignee
STOPINC AG
CH·68 granted patents·1 pending application·597 citations·filing 1974–2016
Top patents by PatentIndex Score
69 records- 0189US8371484B2Sliding closure for a vessel containing molten metalSTOPINC AG·Filed 2008·Granted Feb 12, 2013·7 cites·20 claims
- 0289US4848604ASlide gate valve at the nozzle of a vessel containing molten metalSTOPINC AG·Filed 1987·Granted Jul 18, 1989·26 cites·15 claims
- 0386US6045015ACoupling for a linear actuator and a sliding valve unit for a sliding gate valve of a molten metal vesselSTOPINC AG·Filed 1998·Granted Apr 4, 2000·28 cites·20 claims
- 0486US4079869ADevice for replacing pouring pipes attached to metallurgical vessel spoutsSTOPINC AG·Filed 1976·Granted Mar 21, 1978·20 cites·18 claims
- 0584US4867428ADevice for clamping fireproof plates in metal frames of slide-valve shuttersSTOPINC AG·Filed 1987·Granted Sep 19, 1989·21 cites·22 claims
- 0680US4708191AApparatus for indicating the level in metallurgical vessels by electromagnetic meansSTOPINC AG·Filed 1985·Granted Nov 24, 1987·22 cites·10 claims
- 0780US4219188ASlide valve for the injection of material for use in the outlet of a metallurgical vesselSTOPINC AG·Filed 1979·Granted Aug 26, 1980·15 cites·8 claims
- 0879US9884366B2Closure plate, and a slide closure on the spout of a container containing molten metalSTOPINC AG·Filed 2016·Granted Feb 6, 2018·1 cites·20 claims
- 0979US4376501AClosure element and assembly of a slide closure for use in liquid melt containersSTOPINC AG·Filed 1981·Granted Mar 15, 1983·18 cites·29 claims
- 1079US4141478ASlide plate assemblySTOPINC AG·Filed 1977·Granted Feb 27, 1979·12 cites·14 claims
- 1177US7171326B2Method for operating a sliding gate, and sliding gateSTOPINC AG·Filed 2003·Granted Jan 30, 2007·12 cites·14 claims
- 1277US5174361AAutomatic casting process of a continuous casting machineSTOPINC AG·Filed 1991·Granted Dec 29, 1992·19 cites·19 claims
- 1377US4424958ALinear sliding closure unitSTOPINC AG·Filed 1982·Granted Jan 10, 1984·13 cites·11 claims
- 1476US5042700AProcess and equipment to determine disturbance variables when pouring molten metal from a containerSTOPINC AG·Filed 1989·Granted Aug 27, 1991·20 cites·10 claims
- 1575US4708327ADischarge nozzle assembly and methods of formation and operation thereofSTOPINC AG·Filed 1986·Granted Nov 24, 1987·15 cites·6 claims
- 1673US4265379AClosure element of a slide closure for use in liquid melt containersSTOPINC AG·Filed 1979·Granted May 5, 1981·11 cites·12 claims
- 1772US5421559ADrive mechanism for a stopper in a molten metal vesselSTOPINC AG·Filed 1994·Granted Jun 6, 1995·15 cites·26 claims
- 1871US6092701AFireproof plate and a clamping device for a sliding gate at the outlet of a vessel containing molten metalSTOPINC AG·Filed 1997·Granted Jul 25, 2000·14 cites·14 claims
- 1971US4480771ARotary nozzle system for metallurgical vesselsSTOPINC AG·Filed 1980·Granted Nov 6, 1984·11 cites·36 claims
- 2071US4257543AThree-plate slide valve closure for liquid melt containersSTOPINC AG·Filed 1979·Granted Mar 24, 1981·14 cites·7 claims
- 2169US4909422AProcess for preventing the formation of deposits in a discharge nozzle during teeming of molten metalSTOPINC AG·Filed 1986·Granted Mar 20, 1990·11 cites·35 claims
- 2268US5698129ASliding gate valve for a metallurgical vesselSTOPINC AG·Filed 1996·Granted Dec 16, 1997·14 cites·26 claims
- 2365US6422435B1Slide gate for a container containing molten metalSTOPINC AG·Filed 1999·Granted Jul 23, 2002·12 cites·26 claims
- 2464US4627147AMethod of constructing a refractory plate assembly for use in a sliding closure unitSTOPINC AG·Filed 1985·Granted Dec 9, 1986·13 cites·14 claims
- 2562US5836485ASliding gate valve assembly for a vessel containing molten metalSTOPINC AG·Filed 1997·Granted Nov 17, 1998·11 cites·34 claims
- 2662US4875606ARefractory valve body and sliding closure unit incorporating the sameSTOPINC AG·Filed 1985·Granted Oct 24, 1989·9 cites·39 claims
- 2761US5284278AShut off plate assembly for slide gateSTOPINC AG·Filed 1992·Granted Feb 8, 1994·9 cites·27 claims
- 2859US7383972B2Sliding closing element, with couplingSTOPINC AG·Filed 2004·Granted Jun 10, 2008·2 cites·9 claims
- 2959US5251794ARefractory assembly with metal sheath to prevent molten metal breakthroughSTOPINC AG·Filed 1992·Granted Oct 12, 1993·9 cites·39 claims
- 3059US4385715ARotary sliding closure unit and liquid melt container employing the sameSTOPINC AG·Filed 1981·Granted May 31, 1983·10 cites·39 claims
- 3158US5961873ASliding gate valve assembly for use with a vessel containing molten metalSTOPINC AG·Filed 1998·Granted Oct 5, 1999·8 cites·28 claims
- 3258US4921148AAdjustable housing assembly for sliding closure unitSTOPINC AG·Filed 1985·Granted May 1, 1990·8 cites·16 claims
- 3357US6978980B2Slide valve closure for the casting of a metal melt and a refractory plate unit belonging to itSTOPINC AG·Filed 2001·Granted Dec 27, 2005·4 cites·13 claims
- 3455US3931913ASlide gate nozzleSTOPINC AG·Filed 1974·Granted Jan 13, 1976·11 cites·7 claims
- 3554US4586699ARefractory plate assembly for use in sliding closure unitSTOPINC AG·Filed 1984·Granted May 6, 1986·7 cites·7 claims
- 3653US4601416AClosure plate and sliding closure unitSTOPINC AG·Filed 1984·Granted Jul 22, 1986·8 cites·20 claims
- 3752US6415967B1Closure plate and a slide gate on the outlet of container containing molten metalSTOPINC AG·Filed 1999·Granted Jul 9, 2002·7 cites·20 claims
- 3852US4728014ASliding closure unit with improved plate pressing structureSTOPINC AG·Filed 1985·Granted Mar 1, 1988·6 cites·11 claims
- 3951US5154875ASlide gate nozzle or shut-off control valve for metallurgical vessel and refractory shut-off parts thereofSTOPINC AG·Filed 1990·Granted Oct 13, 1992·10 cites·51 claims
- 4051US4026443ASlide closure arrangement for convertersSTOPINC AG·Filed 1976·Granted May 31, 1977·5 cites·9 claims
- 4150US5429342ASlide gate nozzle including sequentially replaceable refractory sliding plates and refractory plate assembly employable thereinSTOPINC AG·Filed 1993·Granted Jul 4, 1995·9 cites·35 claims
- 4250US5019159AProcess and apparatus for the introduction of gas into a discharge opening of a metallurgical container containing molten metalSTOPINC AG·Filed 1988·Granted May 28, 1991·5 cites·26 claims
- 4350US4729497ASlide unit and partial plate member thereof for use in a sliding closure unitSTOPINC AG·Filed 1986·Granted Mar 8, 1988·5 cites·16 claims
- 4450US4658994AApparatus for replaceably mounting a pouring tubeSTOPINC AG·Filed 1985·Granted Apr 21, 1987·6 cites·12 claims
- 4549US5074442ARefractory plate unit with annular centering surface and sliding closure unit assembly incorporating the sameSTOPINC AG·Filed 1990·Granted Dec 24, 1991·6 cites·27 claims
- 4648US4619444AArrangement for preventing air from reaching abutting sliding surfaces of rotary sliding closure unitSTOPINC AG·Filed 1985·Granted Oct 28, 1986·6 cites·8 claims
- 4748US4460163ADevice and furnace for discharging measured quantities of molten metalSTOPINC AG·Filed 1983·Granted Jul 17, 1984·6 cites·22 claims
- 4848US4017010AClosure element for a slide closure and process for the manufacture thereofSTOPINC AG·Filed 1975·Granted Apr 12, 1977·4 cites·8 claims
- 4945US5139237AMetal member with annular centering surfaceSTOPINC AG·Filed 1991·Granted Aug 18, 1992·5 cites·10 claims
- 5045US5078306ARefractory valve unit for controlling the discharge of molten metal in a metallurgical vesselSTOPINC AG·Filed 1990·Granted Jan 7, 1992·5 cites·24 claims
Showing the top 50 of 69 patent records by PatentIndex Score.
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