Company Filing History:
Years Active: 2000-2016
Title: The Innovative Contributions of Bernard Dargaud
Introduction
Bernard Dargaud is a notable inventor based in Elancourt, France. He has made significant contributions to the field of wellbore fluid testing and cement-based materials. With a total of nine patents to his name, Dargaud's work has had a considerable impact on the oil and gas industry.
Latest Patents
One of Dargaud's latest patents is an apparatus and methods for testing wellbore fluids. This apparatus is designed to test the ability of a first fluid to remove a second fluid from a surface. It comprises a reservoir containing the first fluid and a testing cell that holds the second fluid. The testing cell also includes a rotor, and the first fluid is pumped into the testing cell, displacing the second fluid into a collection vessel. This apparatus is particularly useful for determining the effectiveness of chemical washes or spacer fluids in removing non-aqueous drilling fluids from metallic surfaces.
Another significant patent by Dargaud involves a method of characterizing the self-healing properties of a set cement-based material in contact with hydrocarbons. This method includes providing a test cell with a sample of the cement-based material, damaging the sample to simulate a loss of zonal isolation, and injecting a hydrocarbon fluid into the test cell. The cement-based material is then allowed to heal itself, and the differential pressure across the sample is measured to characterize its self-healing properties.
Career Highlights
Bernard Dargaud is currently associated with Schlumberger Technology Corporation, a leading company in the oil and gas sector. His work at Schlumberger has allowed him to develop innovative solutions that address critical challenges in wellbore fluid management and cement integrity.
Collaborations
Dargaud has collaborated with several professionals in his field, including Sylvaine Le Roy-Delage and Marc J Thiercelin. These collaborations have contributed to the advancement of technologies related to wellbore fluids and cement-based materials.
Conclusion
Bernard Dargaud's innovative contributions to the oil and gas industry through his patents and collaborations highlight his expertise and commitment to advancing technology in this field. His work continues to influence practices related to wellbore fluid testing and cement integrity.
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