Mechanical Equipment Company, Inc.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B01D SEPARATION 3131
 
  
 
C02F TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE 352

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8029676 Non-recirculating, self-sanitizing carbon filter systemJun 11, 08Oct 04, 11[B01D]
7927464 Vapor compression distillation system including an integrated motor/compressor unitJul 24, 07Apr 19, 11[B01D]
6949192 Apparatus for producing USP or WFI purified waterSep 17, 03Sep 27, 05[C02F]
6679988 Apparatus for producing USP or WFI purified waterJan 09, 02Jan 20, 04[C02F, B01D]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6977047 Method and system for the manufacture of pharmaceutical waterExpiredSep 15, 03Dec 20, 05[C02F]
5632892 Portable reverse osmosis water purification plantExpiredOct 19, 95May 27, 97[B01D]
4734167 Distillation apparatusExpiredJun 11, 86Mar 29, 88[C02F, B01D]
4547294 Alkaline scale abatement in cooling towersExpiredJan 19, 84Oct 15, 85[C02F]
4444675 Alkaline scale abatementExpiredFeb 18, 82Apr 24, 84[C02F]

Top Inventors for This Owner

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