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Inventor

GAO YONGHAI

CN10 patents
⚠️ This page may combine multiple inventors who share the name “GAO YONGHAI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

UNIV CHINA PETROLEUM EAST CHINA

9 patents
US9598936B1Mar 21, 2017

Apparatus and method for monitoring hydrate decomposition area under different drilling and production processes

UNIV CHINA PETROLEUM EAST CHINA67 citations97
US11203922B1Dec 21, 2021

Method and equipment for optimizing hydraulic parameters of deepwater managed pressure drilling in real time

UNIV CHINA PETROLEUM EAST CHINA24 citations90
US10267129B1Apr 23, 2019

Homocentric squares-shaped well structure for marine hydrate reserve recovery utilizing geothermal heat and method thereof

UNIV CHINA PETROLEUM EAST CHINA12 citations79
US9631454B1Apr 25, 2017

Wellbore pressure control system and method for offshore well cementation stages

UNIV CHINA PETROLEUM EAST CHINA14 citations79
US9631450B2Apr 25, 2017

Surface layer conductor running tool for deep-water well drilling

UNIV CHINA PETROLEUM EAST CHINA2 citations69
US12078054B2Sep 3, 2024

Experimental device and method for co-existence of overflow and lost circulation in fractured formation during drilling of deviated well

UNIV CHINA PETROLEUM EAST CHINA0 citations50
US12331602B2Jun 17, 2025

Well-killing system for ultra-deep well drilling with co-existence of overflow and lost circulation and operation method thereof

UNIV CHINA PETROLEUM EAST CHINA0 citations49
US12071849B2Aug 27, 2024

Device and method for simulating gas intrusion and bullheading in wellbore under different inclinations

UNIV CHINA PETROLEUM EAST CHINA0 citations48
US11773709B1Oct 3, 2023

Drilling well underground kick processing method and device with self-feedback adjustment

UNIV CHINA PETROLEUM EAST CHINA0 citations48

CRRC NANJING PUZHEN CO LTD

1 patent