CHRIST AG

Patent Owner

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B01D SEPARATION 2132
 
  
 
C02F TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE 253

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6123851 Process for treating semiconductor fabrication reclaimApr 28, 98Sep 26, 00[C02F]
5494591 Cleaning of deposit filtersMar 27, 95Feb 27, 96[B01D]
5376253 Apparatus for the continuous electrochemical desalination of aqueous solutionsMay 12, 93Dec 27, 94[C02F, B01D]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5443740 Process for the conditioning of ion exchange resinsExpiredSep 16, 93Aug 22, 95[C02F]

Top Inventors for This Owner

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