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Zheng Chen
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Katy, TX, US
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Patents Grants
last 30 patents
Information
Patent Grant
Casing and cement evaluation tool with reduced transmitter ringing
Patent number
10,273,797
Issue date
Apr 30, 2019
Halliburton Energy Services, Inc.
Peng Li
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Pulse generation for downhole logging
Patent number
9,869,173
Issue date
Jan 16, 2018
Halliburton Energy Services, Inc.
Peng Li
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
Information
Patent Application
PULSE GENERATION FOR DOWNHOLE LOGGING
Publication number
20170292364
Publication date
Oct 12, 2017
Halliburton Energy Services, Inc.
Peng LI
G01 - MEASURING TESTING
Information
Patent Application
CASING AND CEMENT EVALUATION TOOL WITH REDUCED TRANSMITTER RINGING
Publication number
20170175514
Publication date
Jun 22, 2017
Peng Li
H04 - ELECTRIC COMMUNICATION TECHNIQUE