TIANJIN POLYTECHNIC UNIVERSITY

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B01D SEPARATION 7127
 
  
 
B01J CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS 4105
 
  
 
B29C SHAPING OR JOINING OF PLASTICS; SHAPING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL; AFTER- TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING 3122
 
  
 
C02F TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE 253
 
  
 
C08F MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS 2123
 
  
 
C08G MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS 2118
 
  
 
B29K INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS 130
 
  
 
B29L INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES 125
 
  
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM1156
 
  
 
C08J WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER- TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C C08F, C08G or C08H 177

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2016/0317,975 Reinforced oil-absorptive membrane material, unit and preparation method thereofJul 13, 16Nov 03, 16[B01D, B32B]
2016/0075,845 Membrane formulation of fluorinated copolymer porous membrance and preparing method thereofNov 24, 15Mar 17, 16[C08J, B29C]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9573113 Hollow tubular oil absorbing material and preparing method thereofOct 28, 14Feb 21, 17[B01J]
9533266 Method for preparing homogeneous braid-reinforced PPTA hollow fiber membraneSep 18, 15Jan 03, 17[B29C, B01D]
9415348 Method for preparing aromatic polyamide porous hollow fiber membraneSep 18, 15Aug 16, 16[B29C, B29K, B29L, B01D]
9359542 Preparation method of polymeric phase-change materialMar 21, 13Jun 07, 16[C09K, C08G, C08F, B01J, D06M, D01F]
9348951 Robust design method for a textile-manufacturing-dedicated, high-efficient, energy-saving, multiphase asynchronous motorOct 31, 12May 24, 16[G06F]
9211503 Preparation method of perfluorinated polymer hollow fiber membraneJan 24, 13Dec 15, 15[C02F, B01D]
9162905 Anti-pollution electrocatalysis composite membrane and membrane reactorOct 20, 09Oct 20, 15[B01J, C02F, B01D]
9095819 Composition for preparation of hollow fiber porous membrane and preparation method using the sameMar 01, 11Aug 04, 15[B01D]
8110525 Method of preparing oil absorbing fibersAug 15, 09Feb 07, 12[B01J]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2015/0147,569 THERMO-REGULATED FIBER AND PREPARATION METHOD THEREOFAbandonedMar 21, 13May 28, 15[B29C, D01F]
2013/0244,861 COMPOSITE CATALYTIC MEMBRANE APPLIED TO CATALYTIC ESTERIFICATION AND PREPARATION METHOD THEREOFAbandonedMar 04, 11Sep 19, 13[B01J]

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