CHINA UNIVERSITY OF PETROLEUM-BEIJING

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
C09K MATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR2075
 
  
 
C10G CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION 1052
 
  
 
E21B EARTH OR ROCK DRILLING 789
 
  
 
B01J CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS 5104
 
  
 
G01R MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES 5154
 
  
 
G01V GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS 575
 
  
 
C01B NON-METALLIC ELEMENTS; COMPOUNDS THEREOF475
 
  
 
B01D SEPARATION 2132
 
  
 
C07C ACYCLIC OR CARBOCYCLIC COMPOUNDS 2136
 
  
 
C08F MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS 2123

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2016/0312,536 LINE PROJECTION BLADE TURBINE STATOR-ROTOR ASSEMBLY AND TURBINE MOTORJan 16, 14Oct 27, 16[F01D, E21B]
2015/0261,893 METHOD AND APPARATUS FOR DETERMINING PIPELINE FLOW STATUS PARAMETER OF NATURAL GAS PIPELINE NETWORKFeb 06, 15Sep 17, 15[G06F]
2015/0210,941 PROCESS FOR DEEPLY DESULFURIZING CATALYTIC CRACKING GASOLINEApr 10, 15Jul 30, 15[C10G]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9902890 Drilling fluid additive composition suitable for coal-bed gas wells, and water-based drilling fluid and use thereofJun 28, 17Feb 27, 18[C09K, E21B]
9890318 Drilling fluid additive composition and water-based drilling fluid suitable for high-pressure pluggingJun 28, 17Feb 13, 18[C09K]
9856423 Process for deeply desulfurizing catalytic cracking gasolineApr 10, 15Jan 02, 18[C10G]
9845249 Method for preparation of mordeniteDec 02, 13Dec 19, 17[C01B]
9834717 Drilling fluid additive composition and pseudo oil-based drilling fluid suitable for horizontal shale gas wellsApr 17, 17Dec 05, 17[C09K]
9802147 Filter tube for high temperature gas-solid separationJan 18, 13Oct 31, 17[B01D]
9790415 Modified silicon dioxide nano-particles and preparation method thereof, and drilling fluid suitable for shale gas wellsApr 17, 17Oct 17, 17[C09K, C08F]
9790417 High-density water-based drilling fluid suitable for horizontal shale gas wellsApr 17, 17Oct 17, 17[C09K]
9783725 Drilling fluid additive composition and water-based drilling fluid suitable for horizontal shale gas wellsApr 17, 17Oct 10, 17[C09K]
9783726 Environment-friendly water-based drilling fluid applicable to horizontal shale gas wellsApr 17, 17Oct 10, 17[C09K]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2017/0107,422 OIL RECOVERY METHOD OF RESTRAINING GAS CHANNELING DURING CO2 FLOODING PROCESS IN LOW-PERMEABILITY FRACTURED RESERVOIRS THROUGH TWO-STAGE GAS CHANNELING BLOCKING TECHNOLOGYAbandonedSep 23, 14Apr 20, 17[C09K, C08F, E21B]
2016/0230,063 BIONIC SHALE INHIBITOR AND PREPARATION METHOD THEREOF AND DRILLING FLUIDAbandonedOct 08, 15Aug 11, 16[C09K]
2016/0185,609 4A-TYPE MOLECULAR SIEVE SYNTHESIS METHODAbandonedDec 02, 13Jun 30, 16[C01B]
2012/0283,500 METHODS FOR REGENERATING AND MAINTAINING ACTIVITY OF IONIC LIQUID CATALYST AND PRODUCING ALKYLATEAbandonedJul 15, 10Nov 08, 12[C07C]
2012/0165,593 PROCESS FOR PREPARING AN ALKYLATEAbandonedAug 06, 10Jun 28, 12[C07C]

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