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Patents Grants
last 30 patents
Information
Patent Grant
Use of dual-cation fluorocarbon surfactant as amphiphobic wettabili...
Patent number
10,336,931
Issue date
Jul 2, 2019
China University of Petroleum (Beijing)
Guancheng Jiang
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Accelerator used for drilling fluids, water-based drilling fluid an...
Patent number
10,266,744
Issue date
Apr 23, 2019
China University of Petroleum (Beijing)
Guancheng Jiang
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Film former used for coal-bed gas well drilling and preparation met...
Patent number
10,253,237
Issue date
Apr 9, 2019
China University of Petroleum (Beijing)
Guancheng Jiang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Drilling fluid additive composition and pseudo oil-based drilling f...
Patent number
9,834,717
Issue date
Dec 5, 2017
China University of Petroleum (Beijing)
Guancheng Jiang
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
High-density water-based drilling fluid suitable for horizontal sha...
Patent number
9,790,417
Issue date
Oct 17, 2017
China University of Petroleum (Beijing)
Guancheng Jiang
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Drilling fluid additive composition and water-based drilling fluid...
Patent number
9,783,725
Issue date
Oct 10, 2017
China University of Petroleum (Beijing)
Guancheng Jiang
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Environment-friendly water-based drilling fluid applicable to horiz...
Patent number
9,783,726
Issue date
Oct 10, 2017
China University of Petroleum (Beijing)
Guancheng Jiang
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Bionic drilling fluid and preparation method thereof
Patent number
9,528,041
Issue date
Dec 27, 2016
China University of Petroleum (Beijing)
Guancheng Jiang
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Method for preparation of biomimetic polymer for stabilizing wellbo...
Patent number
9,410,068
Issue date
Aug 9, 2016
China University of Petroleum (Beijing)
Guancheng Jiang
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Biomimetic polymer for stabilizing wellbore and method for preparat...
Patent number
9,410,067
Issue date
Aug 9, 2016
China University of Petroleum (Beijing)
Guancheng Jiang
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Amphiphilic reservoir protecting agent and preparation method there...
Patent number
9,399,692
Issue date
Jul 26, 2016
China University of Petroleum (Beijing)
Guancheng Jiang
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Patents Applications
last 30 patents
Information
Patent Application
ACCELERATOR USED FOR DRILLING FLUIDS, WATER-BASED DRILLING FLUID AN...
Publication number
20190085232
Publication date
Mar 21, 2019
China University of Petroleum (Beijing)
Guancheng JIANG
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
FILM FORMER USED FOR COAL-BED GAS WELL DRILLING AND PREPARATION MET...
Publication number
20190085231
Publication date
Mar 21, 2019
China University of Petroleum (Beijing)
Guancheng JIANG
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
USE OF DUAL-CATION FLUOROCARBON SURFACTANT AS AMPHIPHOBIC WETTABILI...
Publication number
20180201821
Publication date
Jul 19, 2018
CHINA UNIVERSITY OF PETROLEUM (BEIJING)
Guancheng JIANG
C07 - ORGANIC CHEMISTRY
Information
Patent Application
DRILLING FLUID ADDITIVE COMPOSITION AND PSEUDO OIL-BASED DRILLING F...
Publication number
20170335163
Publication date
Nov 23, 2017
CHINA UNIVERSITY OF PETROLEUM (BEIJING)
Guancheng JIANG
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
BIONIC DRILLING FLUID AND PREPARATION METHOD THEREOF
Publication number
20160333248
Publication date
Nov 17, 2016
CHINA UNIVERSITY OF PETROLEUM (BEIJING)
Guancheng Jiang
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
BIONIC SHALE INHIBITOR AND PREPARATION METHOD THEREOF AND DRILLING...
Publication number
20160230063
Publication date
Aug 11, 2016
China University of Petroleum (Beijing)
Guancheng Jiang
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
AMPHIPHILIC RESERVOIR PROTECTING AGENT AND PREPARATION METHOD THERE...
Publication number
20160229938
Publication date
Aug 11, 2016
CHINA UNIVERSITY OF PETROLEUM (BEIJING)
Guancheng JIANG
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
BIOMIMETIC POLYMER FOR STABILIZING WELLBORE AND METHOD FOR PREPARAT...
Publication number
20160053156
Publication date
Feb 25, 2016
CHINA UNIVERSITY OF PETROLEUM (BEIJING)
Guancheng JIANG
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
BIOMIMETIC POLYMER FOR STABILIZING WELLBORE AND METHOD FOR PREPARAT...
Publication number
20150240143
Publication date
Aug 27, 2015
CNPC Chuanqing Drilling Engineering Company Limited
Guancheng JIANG
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...