EVOQUA WATER TECHNOLOGIES PTE. LTD.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B01D SEPARATION 18116
 
  
 
C02F TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE 1540
 
  
 
C25B ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON- METALS; APPARATUS THEREFOR 926
 
  
 
H01F MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES 777
 
  
 
A61L METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION, OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS, OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS, OR SURGICAL ARTICLES 170
 
  
 
B01J CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS 1108
 
  
 
B29C SHAPING OR JOINING OF PLASTICS; SHAPING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL; AFTER- TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING 1124
 
  
 
C08G MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS 1119
 
  
 
C08J WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER- TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C C08F, C08G or C08H 177
 
  
 
H05K PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS 1155

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2016/0010,222 ELECTROCHEMICAL WATER TREATMENT SYSTEM AND METHODMar 12, 14Jan 14, 16[C25B, C02F]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9567249 Integrated selenium removal system for waste waterSep 23, 11Feb 14, 17[C02F, B01D]
9481585 Flow distributors for electrochemical separationNov 11, 11Nov 01, 16[C25B, H01F, C02F, B01D]
9463987 Methods of making a cell stack for an electrical purification apparatusJan 07, 14Oct 11, 16[C25B, H01F, C02F, H05K, B01D]
9463988 Electrical purification apparatus having a blocking spacerJan 16, 15Oct 11, 16[C25B, H01F, C02F, B01D]
9446971 Techniques for promoting current efficiency in electrochemical separation systems and methodsAug 28, 15Sep 20, 16[C25B, H01F, C02F, B01D]
9422176 Systems and techniques for electrodialysisMay 18, 11Aug 23, 16[C02F, B01D]
9415131 Enhanced photooxidation reactor and processMar 15, 13Aug 16, 16[B01J, A61L, B01D]
9227858 Electrical purification apparatusNov 11, 11Jan 05, 16[C25B, H01F, C02F, B01D]
9187349 Modular electrochemical systems and methodsNov 11, 11Nov 17, 15[C25B, H01F, C02F, B01D]
9187350 Modular electrochemical systems and methodsNov 11, 11Nov 17, 15[C25B, H01F, C02F, B01D]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2014/0183,045 Electrodesalination System and MethodAbandonedJun 29, 12Jul 03, 14[C02F]
8591730 Baffle plates for an ultraviolet reactorExpiredJul 28, 10Nov 26, 13[B01J, C02F, A61L]
2013/0288,142 ELECTRODIALYSIS SYSTEMS AND METHODS FOR ENERGY GENERATION AND WASTE TREATMENTAbandonedOct 28, 11Oct 31, 13[H01M]
2013/0206,700 RADIAL FLOW COLUMN INCLUDING ZERO-VALENT IRON MEDIAAbandonedMar 15, 13Aug 15, 13[C02F]
2012/0205,313 Sulfate removal from aqueous waste streams with recycleAbandonedFeb 08, 12Aug 16, 12[C02F, B01D]
2011/0318,237 ULTRAVIOLET REACTOR BAFFLE DESIGN FOR ADVANCED OXIDATION PROCESS AND ULTRAVIOLET DISINFECTIONAbandonedJun 26, 10Dec 29, 11[B01J]
2011/0163,032 HIGH RECOVERY SULFATE REMOVAL PROCESSAbandonedSep 17, 09Jul 07, 11[C02F]
6929748 Apparatus and method for continuous electrodeionizationExpiredMar 28, 03Aug 16, 05[B01D]
6858145 Method of removing organic impurities from waterExpiredSep 12, 02Feb 22, 05[B01D]

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