Extensive laboratory testing and data analyses reveal that the oil and gas industry can reliably estimate foamed-cement sample compressive strength, if the design engineer knows the compressive ...

Scientist Barbara Kutchko at her South Park lab, where she researches the properties of foamed cement used in oil rigs. Seven years ago, the Deepwater Horizon oil well blew out, spilling an estimated ...

Foamed concrete is a lightweight cementitious material characterised by an interconnected network of gas-filled voids stabilised within a hardened matrix. Its low density, which can range from 300 to ...

Get your news from a source that’s not owned and controlled by oligarchs. Sign up for the free Mother Jones Daily. Halliburton, the oil field services giant that provided the cement for BP’s Macondo ...

WASHINGTON — Weeks before the Deepwater Horizon drilling rig exploded in the Gulf of Mexico, tests pinpointed problems with the stability of Halliburton's cement foam used to seal BP's doomed Macondo ...

Q:I want to build a house which is efficient and strong to withstand tornadoes. I prefer one made with concrete because the resource is so abundant. How good are foam block houses filled with concrete ...

The latest 3D printing application? Forming concrete. That’s according to a team at ETH Zurich who claims that construction with foam forms cuts concrete usage up to 70%. It also offers improved ...