CS8-Consulting

November 19, 2018
Cross section with micro-annulus

Expanding agents for improved zonal isolation

The fourth article in the series linking chemical shrinkage of cement systems to well integrity and zonal isolation covers the use of expanding agents.  The articles […]
September 23, 2018
Expansion cell

Bulk Volume Changes of Portland Cement Systems

Bulk volume change of hydrating Portland cement systems The third article in the series linking chemical shrinkage of cement systems to well integrity and zonal isolation.  […]
September 4, 2018
Chemical shrinkage measurement

Chemical Shrinkage of Hydraulic Binders

Chemical shrinkage during hydration of Portland cement This is the second article in the series linking the chemical shrinkage of hydrating Portland cement systems to well […]
July 17, 2018
Hydration Reactions

Cement Chemistry and Hydration Reactions

Shrinkage and Expansion of Portland Cement Systems The chemical shrinkage of hydrating Portland cement systems, the resulting bulk volume changes and the potential consequences for hydraulic […]
June 28, 2018
Patent filings in France 2017 from INPI

French Patent Filings 2017

INPI (The French National Industrial Property Institute) has published a report, detailing the top 50 companies/institutions with the most patent applications published in 2017.  The report […]