Kansai Netsukagaku Kabushiki Kaisha

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
C09C TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES 228
 
  
 
C01B NON-METALLIC ELEMENTS; COMPOUNDS THEREOF178
 
  
 
H01M PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY 1153

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6139990 Modified graphite particles derived from scaly natural ones, production thereof and secondary batterySep 10, 98Oct 31, 00[C01B, H01M, C09C]
5401472 Apparatus for producing high surface area active carbonApr 29, 93Mar 28, 95[C09C]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5064805 Production of high quality activated carbonExpiredSep 29, 89Nov 12, 91[C01B, B01J]
4914076 Method of producing an adsorbent for separation and recovery of COExpiredDec 01, 88Apr 03, 90[B01J]
4713090 Adsorbent for separation-recovery of CO, preparing method thereof and process for separation-recovery of high purity CO, using the adsorbentExpiredSep 16, 86Dec 15, 87[B01D]

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