Gregory CAMPBELL

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Katy, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Tracking and estimating tubing fatigue in cycles to failure conside...
- Patent number 11,662,334
- Issue date May 30, 2023
- Schlumberger Technology Corporation
- Zhanke Liu
- E21 - EARTH DRILLING MINING
Information Patent Grant
Tracking and estimating tubing fatigue in cycles to failure conside...
- Patent number 11,237,132
- Issue date Feb 1, 2022
- Schlumberger Technology Corporation
- Zhanke Liu
- G01 - MEASURING TESTING
Information Patent Grant
Fatigue life assessment
- Patent number 10,877,000
- Issue date Dec 29, 2020
- Schlumberger Technology Corporation
- Zhanke Liu
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
TRACKING AND ESTIMATING TUBING FATIGUE IN CYCLES TO FAILURE CONSIDE...
- Publication number 20220365031
- Publication date Nov 17, 2022
- SCHLUMBERGER TECHNOLOGY CORPORATION
- Zhanke LIU
- E21 - EARTH DRILLING MINING
Information Patent Application
TRACKING AND ESTIMATING TUBING FATIGUE IN CYCLES TO FAILURE CONSIDE...
- Publication number 20190064116
- Publication date Feb 28, 2019
- SCHLUMBERGER TECHNOLOGY CORPORATION
- Zhanke LIU
- G01 - MEASURING TESTING
Information Patent Application
FATIGUE LIFE ASSESSMENT
- Publication number 20180356365
- Publication date Dec 13, 2018
- SCHLUMBERGER TECHNOLOGY CORPORATION
- Zhanke LIU
- G01 - MEASURING TESTING