Christian AUVRAY

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Rueil Malmaison, FR

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Patents Grantslast 30 patents

Information Patent Grant
Unit for treating a drilling mud and corresponding method
- Patent number 11,465,077
- Issue date Oct 11, 2022
- Christophe Justino
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Concreting facility and corresponding concreting method
- Patent number 10,113,288
- Issue date Oct 30, 2018
- Soletanche Freyssinet
- Bertrand Steff De Verninac
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING

Patents Applicationslast 30 patents

Information Patent Application
UNIT FOR TREATING A DRILLING MUD AND CORRESPONDING METHOD
- Publication number 20210024397
- Publication date Jan 28, 2021
- SOLETANCHE FREYSSINET
- Christophe JUSTINO
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
UNIT FOR TREATING A DRILLING MUD AND CORRESPONDING METHOD
- Publication number 20180134599
- Publication date May 17, 2018
- SOLETANCHE FREYSSINET
- Christophe JUSTINO
- B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
Information Patent Application
CONCRETING FACILITY AND CORRESPONDING CONCRETING METHOD
- Publication number 20160305084
- Publication date Oct 20, 2016
- SOLETANCHE FREYSSINET
- Bertrand STEFF DE VERNINAC
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING