CNPC Chuanqing Drilling Engineering Company Limited

Organization

Chengdu City, CN

Organizations

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Patents Grantslast 30 patents

Information Patent Grant
Jet flow adjustment method for rotary steerable downhole release
- Patent number 11,982,146
- Issue date May 14, 2024
- China National Petroleum Corporation
- Jichuan Zhang
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method for remotely shutting down downhole unit of rotary steering...
- Patent number 11,946,350
- Issue date Apr 2, 2024
- China National Petroleum Corporation
- Jing Bai
- E21 - EARTH DRILLING MINING
Information Patent Grant
Bionic and dual-phobic high-performance water-based drilling fluid
- Patent number 11,787,990
- Issue date Oct 17, 2023
- China University of Petroleum (Beijing)
- Guancheng Jiang
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
4D quantitative and intelligent diagnosis method and system for spa...
- Patent number 11,686,190
- Issue date Jun 27, 2023
- China University of Petroleum (Beijing)
- Guancheng Jiang
- E21 - EARTH DRILLING MINING
Information Patent Grant
Dual-speed dual—core enhanced drilling equipment
- Patent number 11,225,837
- Issue date Jan 18, 2022
- CNPC CHUANQING DRILLING ENGINEERING COMPANY LIMITED
- Liexiang Han
- E21 - EARTH DRILLING MINING
Information Patent Grant
Crosslinked high molecular weight polymers for use in water-based d...
- Patent number 10,072,197
- Issue date Sep 11, 2018
- CNPC USA Corporation
- Meng Lu
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

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Patents Applicationslast 30 patents

Information Patent Application
Easy-to-clean visual graMethod for remotely shutting down downhole...
- Publication number 20230193729
- Publication date Jun 22, 2023
- CHINA NATIONAL PETROLEUM CORPORATION
- Jing Bai
- E21 - EARTH DRILLING MINING
Information Patent Application
BIONIC AND DUAL-PHOBIC HIGH-PERFORMANCE WATER-BASED DRILLING FLUID
- Publication number 20230133053
- Publication date May 4, 2023
- CHINA UNIVERSITY OF PETROLEUM (BEIJING)
- Guancheng JIANG
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
4D QUANTITATIVE AND INTELLIGENT DIAGNOSIS METHOD AND SYSTEM FOR SPA...
- Publication number 20230026538
- Publication date Jan 26, 2023
- CHINA UNIVERSITY OF PETROLEUM (BEIJING)
- Guancheng JIANG
- E21 - EARTH DRILLING MINING
Information Patent Application
Dual-speed dual - core enhanced drilling equipment
- Publication number 20210198950
- Publication date Jul 1, 2021
- CNPC Chuanqing Drilling Engineering Company Limited
- LIEXIANG HAN
- E21 - EARTH DRILLING MINING
Information Patent Application
CROSSLINKED HIGH MOLECULAR WEIGHT POLYMERS FOR USE IN WATER-BASED D...
- Publication number 20170101573
- Publication date Apr 13, 2017
- CNPC USA CORPORATION
- Meng Lu
- 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...

CNPC Chuanqing Drilling Engineering Company Limited

Organization

Patents Grantslast 30 patents

Jet flow adjustment method for rotary steerable downhole release

Method for remotely shutting down downhole unit of rotary steering...

Bionic and dual-phobic high-performance water-based drilling fluid

4D quantitative and intelligent diagnosis method and system for spa...

Dual-speed dual—core enhanced drilling equipment

Crosslinked high molecular weight polymers for use in water-based d...

Patents Applicationslast 30 patents

Easy-to-clean visual graMethod for remotely shutting down downhole...

BIONIC AND DUAL-PHOBIC HIGH-PERFORMANCE WATER-BASED DRILLING FLUID

4D QUANTITATIVE AND INTELLIGENT DIAGNOSIS METHOD AND SYSTEM FOR SPA...

Dual-speed dual - core enhanced drilling equipment

CROSSLINKED HIGH MOLECULAR WEIGHT POLYMERS FOR USE IN WATER-BASED D...

BIOMIMETIC POLYMER FOR STABILIZING WELLBORE AND METHOD FOR PREPARAT...