N.V. UNION MINIERE S.A.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B22F WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER 547
 
  
 
C22B PRODUCTION OR REFINING OF METALS 325
 
  
 
C01G COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F 237
 
  
 
B05D PROCESSES FOR APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL 186
 
  
 
C22C ALLOYS 171
 
  
 
H01L SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR 1361

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6387151 Pre-alloyed powder and its use in the manufacture of diamond toolsNov 13, 98May 14, 02[B22F]
6312497 Pre-alloyed, copper containing powder, and its use in the manufacture of diamond toolsOct 25, 99Nov 06, 01[B22F]
6280795 Galvanizing of reactive steelsDec 02, 99Aug 28, 01[B05D, C22C]
5955051 Synthesis of lithium nickel cobalt dioxideAug 02, 96Sep 21, 99[C01G]
5858315 Process for the extraction of zinc from sulphide concentratesApr 24, 96Jan 12, 99[C22B, C01G]
5776264 Method for producing amorphous based metalsApr 12, 96Jul 07, 98[C22B]
5584908 Micron-sized nickel metal powder and a process for the preparation thereofNov 14, 94Dec 17, 96[B22F]
5440190 Ultrasonic motorSep 22, 93Aug 08, 95[H01L]
5352269 Spray conversion process for the production of nanophase composite powdersJul 09, 91Oct 04, 94[B22F]
5246481 Production of metallic powderOct 26, 92Sep 21, 93[C22B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6524366 Method of forming nanograin tungsten carbide and recycling tungsten carbideExpiredSep 22, 00Feb 25, 03[C22B]
2002/0172,641 Method of using molybdenum carbide catalystAbandonedMar 26, 01Nov 21, 02[C01B]
6284038 Process for the conversion of iron bearing residues into a synthetic rockExpiredMar 24, 99Sep 04, 01[C04B]
6207609 Method of forming molybdenum carbide catalystExpiredSep 30, 99Mar 27, 01[B01J]
6187116 Alloy and process for galvanizing steelExpiredNov 19, 99Feb 13, 01[C23C, C22C]
6162346 Process for recovery of zinc from sphalerite containing ores or concentratesExpiredMay 13, 99Dec 19, 00[C22B, C25C]
6153314 Hot-dip galvanizing bath and processExpiredDec 09, 98Nov 28, 00[C23C, B05D, B32B]
5945158 Process for the production of silver coated particlesExpiredJul 14, 97Aug 31, 99[B05D]
5919428 Method of forming tungsten carbide particlesExpiredDec 05, 96Jul 06, 99[C01B]
5885372 Multi-step process to incorporate grain growth inhibitors in WC-Co compositeExpiredOct 02, 96Mar 23, 99[C23C]
5869019 Synthesis of phase stabilized vanadium and chromium carbidesExpiredOct 02, 96Feb 09, 99[C01B]
5841045 Cemented carbide articles and master alloy compositionExpiredAug 23, 95Nov 24, 98[C22C]
5728197 Reclamation process for tungsten carbide/cobalt using acid digestionExpiredJul 17, 96Mar 17, 98[B22F]
5651808 Carbothermic reaction process for making nanophase WC-Co powdersExpiredJul 13, 93Jul 29, 97[C22C]
5316683 Metal extraction by ion exchangeExpiredOct 08, 92May 31, 94[C22B, B01J]
4645532 Production of fine spherical copper powderExpiredOct 15, 85Feb 24, 87[B22F]

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