METAULLICS SYSTEMS CO., L.P.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F04D NON-POSITIVE-DISPLACEMENT PUMPS1064
 
  
 
C21C PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL 414
 
  
 
C22B PRODUCTION OR REFINING OF METALS 325
 
  
 
C21B MANUFACTURE OF IRON OR STEEL 122
 
  
 
F04B POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS 161

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6887425 Shaft and post assemblies for molten metal apparatusSep 16, 02May 03, 05[C21C]
6843640 Pump for molten materials with suspended solidsMar 31, 03Jan 18, 05[F04D]
6551060 Pump for molten materials with suspended solidsFeb 01, 01Apr 22, 03[F04D]
6464458 Molten metal impellerApr 25, 01Oct 15, 02[F04D]
6451247 Shaft and post assemblies for molten metal apparatusNov 09, 99Sep 17, 02[C21C]
6358467 Universal couplingApr 07, 00Mar 19, 02[C21C]
6254340 Molten metal impellerApr 08, 98Jul 03, 01[F04D]
6250881 Molten metal shaft and impeller bearing assemblyMay 22, 96Jun 26, 01[F04D]
6231639 Modular filter for molten metalMar 07, 97May 15, 01[C22B]
6217823 Metal scrap submergence systemMar 30, 99Apr 17, 01[C21B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
7157043 Bonded particle filtersExpiredSep 11, 03Jan 02, 07[C21B]
2006/0125,159 Material submergence systemAbandonedNov 26, 03Jun 15, 06[C21C]
2005/0285,317 Molten metal transfer pipeAbandonedJun 24, 04Dec 29, 05[C21C]
6036745 Molten metal charge wellExpiredJan 17, 97Mar 14, 00[C22B]
5741422 Molten metal filter cartridgeExpiredSep 05, 95Apr 21, 98[B01D]
5685701 Bearing arrangement for molten aluminum pumpsExpiredJun 01, 95Nov 11, 97[F04B]
5558505 Molten metal pump support post and apparatus for removing it from a baseExpiredAug 09, 94Sep 24, 96[F04B]
5369063 Molten metal filter medium and method for making sameExpiredMay 28, 92Nov 29, 94[C04B]
5194407 Molten metal-resistant ceramic fiber-containing compositionExpiredAug 28, 89Mar 16, 93[C04B]
5181828 Molten metal pumpExpiredNov 22, 91Jan 26, 93[F04D, F01D]
5177035 Molten metal filter and method for making sameExpiredAug 07, 90Jan 05, 93[C04B]
5165858 Molten metal pumpExpiredJul 10, 90Nov 24, 92[F01D]
5143357 Melting metal particles and dispersing gas with vaned impellerExpiredNov 19, 90Sep 01, 92[C21C]
5126047 Molten metal filterExpiredMay 07, 90Jun 30, 92[C21C, B01D]
5092821 Drive system for impeller shaftsExpiredJan 18, 90Mar 03, 92[F04B, F16D]
5088893 Molten metal pumpExpiredJan 25, 91Feb 18, 92[F04D]
5078572 Molten metal pump with filterExpiredJan 19, 90Jan 07, 92[F04D]
5045111 Filtration of molten ferrous metalExpiredApr 10, 90Sep 03, 91[C22B]
5029821 Apparatus for controlling the magnesium content of molten aluminumExpiredDec 01, 89Jul 09, 91[F27D]
5028036 Filter for molten ferrous metalExpiredMar 14, 89Jul 02, 91[B01D]

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