KOREA WESTERN POWER CO., LTD.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B01J CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS 4105
 
  
 
G01R MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES 2157
 
  
 
B01D SEPARATION 1133
 
  
 
B01F MIXING, e.g. DISSOLVING, EMULSIFYING, DISPERSING 141
 
  
 
C01B NON-METALLIC ELEMENTS; COMPOUNDS THEREOF178
 
  
 
C10J PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES 120
 
  
 
F23R GENERATING COMBUSTION PRODUCTS OF HIGH PRESSURE OR HIGH VELOCITY, e.g. GAS-TURBINE COMBUSTION CHAMBERS 128
 
  
 
F28F DETAILS OF HEAT-EXCHANGE OR HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION 151
 
  
 
H02H EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS 176
 
  
 
H02K DYNAMO-ELECTRIC MACHINES 1106

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9610557 Non-melt and partial melt type entrained flow bed gasifierApr 26, 13Apr 04, 17[C10J, B01J, F23R, F23D]
8110523 Highly attrition resistant and dry regenerable sorbents for carbon dioxide captureNov 27, 07Feb 07, 12[B01J, B01D]
7820591 Highly attrition resistant and dry regenerable sorbents for carbon dioxide captureJan 04, 05Oct 26, 10[B01J, B01D]
7258328 Method for designing radial distributors in mass transfer vesselJun 13, 05Aug 21, 07[B01F]
6369476 High temperature superconductor bearingsApr 07, 99Apr 09, 02[H02K]
5992505 Fouling monitoring apparatus of heat exchanger and method thereofAug 12, 97Nov 30, 99[F28F]
5747985 Optical-electronic demand meter using optical metering outfitJun 26, 96May 05, 98[G01R]
5642038 Method of detecting partial discharge using frequency spectrum analyzerDec 15, 95Jun 24, 97[G01R]
5475556 Apparatus for detecting high impedance faultAug 26, 93Dec 12, 95[H02H]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2007/0022,875 Divided-typed piston structure having groove for assembling a rider ring in air compressorAbandonedAug 10, 04Feb 01, 07[F16J]
5966299 Boost and buck chopper type potential source excitation system for synchronous type electric power generatorExpiredOct 28, 97Oct 12, 99[H02M]
5810930 Photo-chemical vapor deposition apparatus having exchange apparatus of optical window and method of exchanging optical window therewithExpiredMar 11, 96Sep 22, 98[C23C]

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