Assignee
SHINAGAWA REFRACTORIES CO
JP·99 granted patents·7 pending applications·1,072 citations·filing 1975–2023
Top patents by PatentIndex Score
106 records- 0193US4840296AClamping and fixing apparatus for a refractory-made plate for a slide gate valve for controlling a molten steel flowSHINAGAWA REFRACTORIES CO·Filed 1988·Granted Jun 20, 1989·36 cites·4 claims
- 0290US10183326B2Slab continuous casting apparatusSHINAGAWA REFRACTORIES CO·Filed 2015·Granted Jan 22, 2019·2 cites·6 claims
- 0388US10029303B2Slab continuous casting apparatusSHINAGAWA REFRACTORIES CO·Filed 2014·Granted Jul 24, 2018·3 cites·5 claims
- 0488US4471059ACarbon-containing refractorySHINAGAWA REFRACTORIES CO·Filed 1983·Granted Sep 11, 1984·57 cites·5 claims
- 0587US5688425ASubmerged nozzle changing apparatusSHINAGAWA REFRACTORIES CO·Filed 1994·Granted Nov 18, 1997·25 cites·8 claims
- 0686US4751204ATwo-part gunning refractory compositionSHINAGAWA REFRACTORIES CO·Filed 1985·Granted Jun 14, 1988·51 cites·12 claims
- 0785US7455201B2Slide gate valve unit for casting machineSHINAGAWA REFRACTORIES CO·Filed 2005·Granted Nov 25, 2008·5 cites·6 claims
- 0884US6279790B1Submerged entry nozzle for use in continuous castingSHINAGAWA REFRACTORIES CO·Filed 2000·Granted Aug 28, 2001·17 cites·5 claims
- 0984US4756452AMolten metal pouring nozzleSHINAGAWA REFRACTORIES CO·Filed 1987·Granted Jul 12, 1988·24 cites·12 claims
- 1082US9573189B2Submerged nozzle for continuous casting apparatusSHINAGAWA REFRACTORIES CO·Filed 2013·Granted Feb 21, 2017·3 cites·8 claims
- 1180US7939458B2Refractory brickSHINAGAWA REFRACTORIES CO·Filed 2006·Granted May 10, 2011·12 cites·2 claims
- 1279US5879579ASubmerged nozzle change deviceSHINAGAWA REFRACTORIES CO·Filed 1997·Granted Mar 9, 1999·22 cites·9 claims
- 1379US5162906AApparatus for observing the interior of a hot furnaceSHINAGAWA REFRACTORIES CO·Filed 1988·Granted Nov 10, 1992·45 cites·7 claims
- 1479US4279844AMethod for the repair of runner for molten metalSHINAGAWA REFRACTORIES CO·Filed 1979·Granted Jul 21, 1981·17 cites·3 claims
- 1579US4128394ATunnel kiln for use in rebaking carbonaceous moldings impregnated with tar, pitch or the likeSHINAGAWA REFRACTORIES CO·Filed 1977·Granted Dec 5, 1978·38 cites·5 claims
- 1676US5645793ACartridge handling hand of a cartridge system sliding valve apparatus for a molten metal vesselSHINAGAWA REFRACTORIES CO·Filed 1995·Granted Jul 8, 1997·19 cites·5 claims
- 1776US4636969AApparatus for automatic measuring thermal dimensional changeSHINAGAWA REFRACTORIES CO·Filed 1985·Granted Jan 13, 1987·40 cites·5 claims
- 1874US8002155B2Slide valve device for automatic surface pressure applicationSHINAGAWA REFRACTORIES CO·Filed 2007·Granted Aug 23, 2011·2 cites·8 claims
- 1974US5665264ASubmerged nozzle mounting/dismounting apparatusSHINAGAWA REFRACTORIES CO·Filed 1995·Granted Sep 9, 1997·17 cites·11 claims
- 2073US4981731AMethod for gunning a refractory compositionSHINAGAWA REFRACTORIES CO·Filed 1987·Granted Jan 1, 1991·26 cites·11 claims
- 2173US2023227632A1Mud materialSHINAGAWA REFRACTORIES CO·Filed 2023·Application pending·0 cites
- 2272US5656564AZirconia-based sinter, process for producing the same, gringing part material, and bracket material for dental correctionSHINAGAWA REFRACTORIES CO·Filed 1995·Granted Aug 12, 1997·45 cites·6 claims
- 2369US11945027B2Mold powderSHINAGAWA REFRACTORIES CO·Filed 2021·Granted Apr 2, 2024·0 cites·3 claims
- 2469US4069060AAlumina-silicon carbide refractories and their method of manufactureSHINAGAWA REFRACTORIES CO·Filed 1975·Granted Jan 17, 1978·21 cites·13 claims
- 2568US5328064AMulti-stepped submerged nozzle for continuous castingSHINAGAWA REFRACTORIES CO·Filed 1991·Granted Jul 12, 1994·16 cites·6 claims
- 2667US4050880AMethod and apparatus of baking carbonaceous moldingSHINAGAWA REFRACTORIES CO·Filed 1976·Granted Sep 27, 1977·13 cites·15 claims
- 2765US9505056B2Slide valve apparatus for automatic application of surface pressureSHINAGAWA REFRACTORIES CO·Filed 2013·Granted Nov 29, 2016·2 cites·16 claims
- 2865US4282288AGraphite refractory article having dense structure with low porositySHINAGAWA REFRACTORIES CO·Filed 1979·Granted Aug 4, 1981·20 cites·7 claims
- 2963US5263534AExothermic type mold additives for continuous castingSHINAGAWA REFRACTORIES CO·Filed 1991·Granted Nov 23, 1993·9 cites·3 claims
- 3062US6461402B1Molding powder for continuous casting of steel and method for continuous casting of steelSHINAGAWA REFRACTORIES CO·Filed 1999·Granted Oct 8, 2002·11 cites·12 claims
- 3162US6284045B1Apparatus for building unburned refractorySHINAGAWA REFRACTORIES CO·Filed 1998·Granted Sep 4, 2001·9 cites·15 claims
- 3262US4842647AMould additive for continuous casting of steelSHINAGAWA REFRACTORIES CO·Filed 1988·Granted Jun 27, 1989·10 cites·4 claims
- 3362US4695167AApparatus for mixing and pumping slurrySHINAGAWA REFRACTORIES CO·Filed 1985·Granted Sep 22, 1987·21 cites·1 claims
- 3462US4240788AIntermittent top firing tunnel kiln equipped with a burner having a ceramic air nozzleSHINAGAWA REFRACTORIES CO·Filed 1979·Granted Dec 23, 1980·20 cites·1 claims
- 3560US5614121ARefractory block for continuous castingSHINAGAWA REFRACTORIES CO·Filed 1993·Granted Mar 25, 1997·8 cites·5 claims
- 3660US4298391AHot repair gun refractory mix for a lining refractorySHINAGAWA REFRACTORIES CO·Filed 1979·Granted Nov 3, 1981·16 cites·12 claims
- 3759US6263897B1Slide valve plate and method of making the sameSHINAGAWA REFRACTORIES CO·Filed 1999·Granted Jul 24, 2001·11 cites·4 claims
- 3859US5482192APlate brick cartridge for a slide gate valve, and slide gate valve of using the cartridgeSHINAGAWA REFRACTORIES CO·Filed 1992·Granted Jan 9, 1996·9 cites·6 claims
- 3959US4292082AUnshaped refractoriesSHINAGAWA REFRACTORIES CO·Filed 1980·Granted Sep 29, 1981·16 cites·17 claims
- 4058US4623393ARefractory gun mixSHINAGAWA REFRACTORIES CO·Filed 1984·Granted Nov 18, 1986·16 cites·12 claims
- 4158US4608087AHeat-resistant inorganic compositionSHINAGAWA REFRACTORIES CO·Filed 1984·Granted Aug 26, 1986·16 cites·2 claims
- 4257US5154785AProcess for producing a zirconia refractory heating elementSHINAGAWA REFRACTORIES CO·Filed 1991·Granted Oct 13, 1992·15 cites·4 claims
- 4356US7258256B2Surface pressure load device of slide valveSHINAGAWA REFRACTORIES CO·Filed 2004·Granted Aug 21, 2007·2 cites·4 claims
- 4456US4312399AFlux powder supplying apparatus for continuous castingSHINAGAWA REFRACTORIES CO·Filed 1979·Granted Jan 26, 1982·10 cites·1 claims
- 4556US4104075ARefractories, batch for making the same and method for making the sameSHINAGAWA REFRACTORIES CO·Filed 1977·Granted Aug 1, 1978·14 cites·28 claims
- 4655US5979720ANozzle for the continuous casting of steelSHINAGAWA REFRACTORIES CO·Filed 1997·Granted Nov 9, 1999·7 cites·1 claims
- 4754US11806781B2Submerged entry nozzleSHINAGAWA REFRACTORIES CO·Filed 2020·Granted Nov 7, 2023·0 cites·3 claims
- 4853US7166551B2Monothilic refractory compositionSHINAGAWA REFRACTORIES CO·Filed 2002·Granted Jan 23, 2007·5 cites·3 claims
- 4953US5908577ANozzle for continuous castingSHINAGAWA REFRACTORIES CO·Filed 1997·Granted Jun 1, 1999·7 cites·7 claims
- 5053US5234488AMold additive for continuous casting of steelSHINAGAWA REFRACTORIES CO·Filed 1990·Granted Aug 10, 1993·7 cites·1 claims
Showing the top 50 of 106 patent records by PatentIndex Score.
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