Open Access and Data Policies. Super-Deep Diamond Holds First Glimpse of Long-Expected Mantle Mineral. Lab experiments, modeling, and seismology data all suggest that perovskite makes up a large portion of the deep mantle. The recent discovery of an unusual inclusion in a rare, super-deep diamond means that perovskite is no longer just theory. 2017 DCO Emerging Leader Award Recipients Selected.

Simple, enabling technology that provides drilling and completion engineers the opportunity to deliver better results. Ability to ream while running Casing is run sooner while hole is in best condition. Eliminate reaming and wiper trips - Reduce flat time. Down hole turbine provides high speed rotation of reamer shoe, independent of casing string rotation. A drillable reaming system that enables casings and intermediate liners to be landed at target depth.

Christianity is not a doctrine, but a personal encounter with Christ. Sunday, October 4, 2009. Getting meaning out of the text vs. reading meaning into the text. The test for a good commentary. Being aware that homilies, commentaries, Bible studies and religion education programs are not free from error. A list of some quality commentaries and other resources. The existence of that which is above nature.