VWS WESTGARTH LIMITED

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
 
 
C02F TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE 352
 
 
 
B01D SEPARATION 2132
 
 
 
B01F MIXING, e.g. DISSOLVING, EMULSIFYING, DISPERSING 141
 
 
 
E21B EARTH OR ROCK DRILLING 195

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2015/0231,533 UNDERWATER WATER TREATMENT UNIT AND METHOD FOR CLEANING SAID UNITSep 19, 13Aug 20, 15[C02F, B01D]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9010438 Fluid treatment systemMar 25, 09Apr 21, 15[E21B, C02F, B01D]
8771520 Fluid treatment apparatusMay 31, 08Jul 08, 14[B03D, B01F, C02F]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2014/0110,358 ENHANCED SYSTEM FOR SAND CLEANING IN A HYDROCYCLONEAbandonedFeb 17, 12Apr 24, 14[E21B]
2012/0211,442 Cleaning SystemAbandonedFeb 23, 11Aug 23, 12[B01D]
2012/0205,307 FLUID TREATMENT APPARATUS AND METHODAbandonedOct 26, 10Aug 16, 12[E03B, C02F, E21B, B01D]
2009/0194,272 APPARATUS AND METHOD FOR TREATING INJECTION FLUIDAbandonedJun 12, 07Aug 06, 09[E21B, C02F]
2009/0057,223 APPARATUS AND METHOD FOR TREATING INJECTION FLUIDAbandonedOct 22, 08Mar 05, 09[B01D]
2007/0090,039 Apparatus and method for treating injection fluidAbandonedJun 01, 04Apr 26, 07[B01D]
2005/0023,222 Filtration apparatus and methodAbandonedApr 28, 04Feb 03, 05[B01D]

Top Inventors for This Owner

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