Lian DUAN

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Crawley, West Sussex, GB

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Patents Grantslast 30 patents

Information Patent Grant
Seismic data processing using matching filter based cost function o...
- Patent number 10,725,190
- Issue date Jul 28, 2020
- CGG SERVICES SAS
- Bruno Gratacos
- G01 - MEASURING TESTING
Information Patent Grant
Method for elastic model perturbation estimation from reverse time...
- Patent number 10,339,234
- Issue date Jul 2, 2019
- CGG SERVICES SAS
- Andrew Ratcliffe
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Device and method for stable least-squares reverse time migration
- Patent number 10,088,588
- Issue date Oct 2, 2018
- CGG SERVICES SAS
- Yu Zhang
- G01 - MEASURING TESTING
Information Patent Grant
Seismic data processing including compensating for source and recei...
- Patent number 9,465,125
- Issue date Oct 11, 2016
- CGG SERVICES SA
- Yu Zhang
- G01 - MEASURING TESTING
Information Patent Grant
Seismic data processing including predicting multiples using a reve...
- Patent number 9,448,316
- Issue date Sep 20, 2016
- CGG SERVICES SA
- Yu Zhang
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
SEISMIC DATA PROCESSING USING MATCHING FILTER BASED COST FUNCTION O...
- Publication number 20170115418
- Publication date Apr 27, 2017
- Bruno GRATACOS
- G01 - MEASURING TESTING
Information Patent Application
METHOD FOR ELASTIC MODEL PERTURBATION ESTIMATION FROM REVERSE TIME...
- Publication number 20160146961
- Publication date May 26, 2016
- CGG Services SA
- Andrew RATCLIFFE
- G01 - MEASURING TESTING
Information Patent Application
DEVICE AND METHOD FOR STABLE LEAST-SQUARES REVERSE TIME MIGRATION
- Publication number 20140301158
- Publication date Oct 9, 2014
- CGG Services SA
- Yu ZHANG
- G01 - MEASURING TESTING
Information Patent Application
SEISMIC DATA PROCESSING INCLUDING COMPENSATING FOR SOURCE AND RECEI...
- Publication number 20130343154
- Publication date Dec 26, 2013
- CGGVERITAS SERVICES SA
- Yu ZHANG
- G01 - MEASURING TESTING
Information Patent Application
SEISMIC DATA PROCESSING INCLUDING PREDICTING MULTIPLES USING A REVE...
- Publication number 20130279292
- Publication date Oct 24, 2013
- CGGVERITAS SERVICES SA
- Yu ZHANG
- G01 - MEASURING TESTING