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Patents Grants
last 30 patents
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
Drilling fluid additive composition and super high temperature supe...
Patent number
9,528,042
Issue date
Dec 27, 2016
China University of Petroleum (Beijing)
Guancheng Jiang
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Drilling fluid additive composition and high temperature resistant...
Patent number
9,481,822
Issue date
Nov 1, 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...
Information
Patent Grant
Reservoir protecting agent composition, drilling fluid for middle p...
Patent number
9,353,305
Issue date
May 31, 2016
China University of Petroleum (Beijing)
Guancheng Jiang
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Preparation method of a wettability reversal agent
Patent number
9,296,936
Issue date
Mar 29, 2016
China University of Petroleum (Beijing)
Guancheng Jiang
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Reservoir protecting agent composition and broad-spectrum drilling...
Patent number
9,279,076
Issue date
Mar 8, 2016
China University of Petroleum (Beijing)
Guancheng Jiang
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Protecting agent composition for high/ultra-high permeability reser...
Patent number
9,267,068
Issue date
Feb 23, 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
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...