A number of Bredel pumps from Watson-Marlow Fluid Technology Group (WMFTG) are proving highly successful in the circulation and transfer of waste return slurry from concrete slab manufacturing ...

Optimization of the displacement flow rate improved the cement bonding of Tabamiao block's gas exploration wells in the Ordos basin of north central China. Optimization of the displacement flow rate ...

A new cement with very low permeability, very low thermal conductivity, and superior strength has been developed for use in cold regions. It is a challenge to design a cement for very cold climates, ...

(Nanowerk Spotlight) Cement is one of the most widely used materials in construction industry. In 2011, the expected total worldwide production of cement was 3,400 million tonnes. China is the largest ...

Mumbai: Environmental activists have raised an alarm over cement slurry from a mixing plant in Mahul, Chembur, being directly released into mangroves. Despite repeated complaints, authorities, ...

Before the massive blowout of BP's Macondo oil well in the Gulf of Mexico, tests showed that the cement Halliburton pumped down into the well could be unstable, according to a presidential commission ...

Weeks before the April 20 Deepwater Horizon explosion, oil company BP and subcontractor Halliburton were aware of test results showing that the cement mixture designed to temporarily seal the well was ...

Cement is a mixture of several different types of rocks, crushed and heated to very high temperatures, and then ground to a superfine dust to use in the production of concrete. Typically, cement ...

Reporting from Washington — Weeks before the Deepwater Horizon exploded and sank, oil company BP and subcontractor Halliburton learned that tests had shown the cement mixture designed to seal the well ...