Shinagawa Refractories Co., Ltd.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B22D CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES 940
 
  
 
C04B LIME; MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS 464
 
  
 
F27D DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE 322
 
  
 
C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS 2114
 
  
 
C21C PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL 216
 
  
 
B01F MIXING, e.g. DISSOLVING, EMULSIFYING, DISPERSING 141
 
  
 
B05B SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES 163
 
  
 
B67D DISPENSING, DELIVERING, OR TRANSFERRING LIQUIDS, NOT OTHERWISE PROVIDED FOR 141
 
  
 
C08K USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES AS COMPOUNDING INGREDIENTS 1101
 
  
 
C09K MATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR194

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9573189 Submerged nozzle for continuous casting apparatusApr 11, 13Feb 21, 17[B22D]
9505056 Slide valve apparatus for automatic application of surface pressureMar 04, 13Nov 29, 16[F16K, B22D]
9109838 Gas blowing nozzleJun 23, 11Aug 18, 15[F27B, F27D, B22D, C21C]
8539977 Slide valve apparatus for automatic application of surface pressure and surface pressure application method thereofDec 01, 10Sep 24, 13[B22D]
8490841 Submerged nozzle supporting-replacing mechanismJan 05, 09Jul 23, 13[B22D, B67D]
8002155 Slide valve device for automatic surface pressure applicationJun 04, 07Aug 23, 11[B67D]
7939458 Refractory brickNov 24, 06May 10, 11[C04B]
7905432 Casting nozzleJul 30, 03Mar 15, 11[B05B]
7455201 Slide gate valve unit for casting machineNov 07, 05Nov 25, 08[B22D]
7166551 Monothilic refractory compositionMay 08, 02Jan 23, 07[C04B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2014/0372,062 CALIBRATION METHOD AND CALIBRATION TOOL FOR IN-MOLD MOLTEN METAL LEVEL METERAbandonedJun 18, 13Dec 18, 14[B22D, G01F]
2011/0034,317 HOT GUNNING REPAIR MIXAbandonedApr 10, 08Feb 10, 11[C04B]
2010/0251,533 SUBMERGED NOZZLE SUPPORTING-REPLACING MECHANISM, AND LOWER-NOZZLE/DIPPED-NOZZLE SEALING METHODAbandonedDec 19, 08Oct 07, 10[B23P]
2010/0152,321 HOT CASTING REPAIR MIXAbandonedApr 10, 08Jun 17, 10[B22C]
7258256 Surface pressure load device of slide valveExpiredSep 27, 04Aug 21, 07[B22D]
2007/0009,373 Mold powder for continuous casting of steelAbandonedSep 30, 04Jan 11, 07[B22F, C21B]
2004/0241,446 Thermally insulating coating material, for refractory containing carbonAbandonedMar 23, 04Dec 02, 04[B32B]
2004/0159,419 Method of continuous casting of steelAbandonedJan 21, 04Aug 19, 04[B22D]
2004/0084,441 Resistance-heating element, and electric resistance furnace using the sameAbandonedOct 28, 03May 06, 04[H05B]
2004/0062,287 Electric resistance furnaceAbandonedSep 30, 03Apr 01, 04[H05B]
6321953 Composite immersion nozzleExpiredFeb 04, 98Nov 27, 01[B22D, B65D, B32B]
6284045 Apparatus for building unburned refractoryExpiredJul 23, 99Sep 04, 01[B05B]
6279790 Submerged entry nozzle for use in continuous castingExpiredMar 16, 00Aug 28, 01[B22D]
6263897 Slide valve plate and method of making the sameExpiredOct 13, 99Jul 24, 01[B22D]
5979720 Nozzle for the continuous casting of steelExpiredJul 13, 98Nov 09, 99[B22D]
5962357 Taphole mix for molten metal tapholeExpiredMay 26, 98Oct 05, 99[C04B]
5942147 Submerged nozzle replacing deviceExpiredOct 03, 97Aug 24, 99[B22D]
5928556 Refractory block for continuous castingExpiredJul 01, 96Jul 27, 99[B22D]
5908577 Nozzle for continuous castingExpiredAug 21, 97Jun 01, 99[B22D]
5879579 Submerged nozzle change deviceExpiredSep 09, 97Mar 09, 99[B22D]

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