MCWONG ENVIRONMENTAL TECHNOLOGY

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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 748
 
  
 
B01D SEPARATION 1133
 
  
 
B01F MIXING, e.g. DISSOLVING, EMULSIFYING, DISPERSING 141
 
  
 
B09C RECLAMATION OF CONTAMINATED SOIL 18

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9902634 Modules for use in and operation of a membrane biofilm reactor with reduced biofoulingOct 16, 12Feb 27, 18[C02F, B01D]
9227852 Apparatus, systems, and methods for water treatmentMar 20, 09Jan 05, 16[B01F, C02F]
8323497 Removal of selenium in contaminated wastewater streamsSep 27, 10Dec 04, 12[C02F]
8173020 Method for removing contaminants from water using a membrane biofilm reactorMar 21, 11May 08, 12[C02F]
7618537 Membrane biofilm reactor method for reducing the concentration of oxidized contaminants in ground waterMar 28, 08Nov 17, 09[C02F]
7264419 System and method for remediating contaminated soil and groundwater in situMar 19, 04Sep 04, 07[B09C]
6024882 Process and apparatus for water decontaminationAug 05, 98Feb 15, 00[C02F]
5851407 Process and apparatus for oxidation of contaminants in waterNov 26, 97Dec 22, 98[C02F]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2012/0160,780 METHOD FOR INHIBITION OF BROMATE FORMATION IN OZONATION OF WATERAbandonedSep 07, 11Jun 28, 12[C02F]
2011/0293,492 IN SITU PROCESS AND METHOD FOR GROUND WATER REMEDIATION AND RECOVERY OF MINERALS AND HYDROCARBONSAbandonedApr 14, 09Dec 01, 11[C22B, C01G, C01F, C02F, E21B]
2011/0180,474 RADIAL FLOW MEMBRANE BIOFILM REACTORAbandonedJul 28, 09Jul 28, 11[C02F]
7931807 Method for removing contaminants from ground waterExpiredOct 08, 09Apr 26, 11[C02F]
7815801 Removal of selenium in contaminated wastewater streamsExpiredDec 04, 08Oct 19, 10[C02F]
2009/0039,031 Controlling the formation of hexavalent chromium during an oxidative remediation of a contaminated siteAbandonedJul 02, 08Feb 12, 09[B09C, C02F]
2009/0032,471 Innovative treatment technologies for reclaimed waterAbandonedJul 29, 08Feb 05, 09[C02F]
2008/0290,045 Process and apparatus for water decontaminationAbandonedApr 21, 08Nov 27, 08[C02F, A61L]
2008/0175,671 SYSTEM AND METHOD FOR REMEDIATING SOIL AND GROUNDWATER IN SITUAbandonedAug 31, 07Jul 24, 08[B09C]

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