Dalong Zhang

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Sugarland, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Dual-mode casing collar locator (CCL) tool, mode selection circuit...
- Patent number 9,598,954
- Issue date Mar 21, 2017
- Penny Technologies c/o Vistra
- Dalong Zhang
- E21 - EARTH DRILLING MINING
Information Patent Grant
Reducing distortion in amplified signals in well logging tools
- Patent number 9,260,962
- Issue date Feb 16, 2016
- Halliburton Energy Services, Inc.
- Dalong Zhang
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
REDUCING DISTORTION IN AMPLIFIED SIGNALS IN WELL LOGGING TOOLS
- Publication number 20150084782
- Publication date Mar 26, 2015
- Halliburton Energy Services, Inc.
- Dalong Zhang
- E21 - EARTH DRILLING MINING