drilling efficiency
31Geothermal power — (from the Greek roots geo , meaning earth, and therme , meaning heat) is energy generated by heat stored in the earth, or the collection of absorbed heat derived from underground, in the atmosphere and oceans. Prince Piero Ginori Conti tested the …
32Chevron Corporation — CVX redirects here. For the United States Navy future aircraft carrier program, see United States Navy CVN 21 program. Chevron Corporation Type Public Traded as …
33Gazprom — Газпром Type Public Traded as RTS:GAZP MICEX …
34Maurice Hinchey — Member of the U.S. House of Representatives from New York s 22nd district Incumbent …
35china — /chuy neuh/, n. 1. a translucent ceramic material, biscuit fired at a high temperature, its glaze fired at a low temperature. 2. any porcelain ware. 3. plates, cups, saucers, etc., collectively. 4. figurines made of porcelain or ceramic material …
36China — /chuy neuh/, n. 1. People s Republic of, a country in E Asia. 1,221,591,778; 3,691,502 sq. mi. (9,560,990 sq. km). Cap.: Beijing. 2. Republic of. Also called Nationalist China. a republic consisting mainly of the island of Taiwan off the SE coast …
37Oil shale — For the scientific technical journal, see Oil Shale (journal). Not to be confused with Shale oil or Tight oil. Oil shale Sedimentary Rock Combustion of oil shale Composition …
38Supermajor — is a name commonly used to describe the world s five (and sometimes six) largest publicly owned oil and gas companies.[1][2][3] Contents 1 Composition …
39Industrial history of the People's Republic of China — Main articles: Economy and economic history of the People s Republic of China. China s industrial sector has shown great progress since 1949, but in the late 1980s it remained undeveloped in many respects. Although the country manufactured… …
40Presidency of Barack Obama — 44th President of the United States Incumbent Assumed office January …
