core-drilling method
1Drilling rig — For a detailed diagram of a Petroleum drilling rig, see List of components of oil drilling rigs. Drilling rig preparing rock blasting …
2Core sample — Rock core samples. The product of a Diamond rig. (The bird is a Pied Butcherbird.) A core sample is a cylindrical section of (usually) a naturally occurring substance. Most core samples are obtained by drilling with special drills into the… …
3Baptist well drilling — A very simple manual method to drill water wells, meant to be applied by very poor villagers in developing countries, who quickly learn how to drill their wells themselves. The Baptist drilling rig can be built in any ordinary arc welding… …
4Rock core — A rock core is a special type of drill core and is a long tube looking run of rock obtained from the subsurface by drilling using a drilling rig. Usually using a method called mud rotary and cutting with a 2 inch bit and can be a few feet in… …
5Measurement while drilling — Well logging Gamma ray logging Spontaneous potential logging Resistivity logging Density logging Sonic logging Caliper logging Mud logging LWD/MWD v · …
6New drilling technologies — The latest study of Massachusetts Institute of Technology The Future of Geothermal Energy – Impact of Enhanced Geothermal Systems (EGS) on the United States in the 21st Century (2006) points out the essential importance of developing an… …
7coal mining — Coal was very important in the economic development of Britain. It was used as fuel in the factories built during the Industrial Revolution and continued to be important until the 1980s. The main coalfields are in north east England, the north… …
8Proxy (climate) — Climate proxies are preserved physical characteristics of the past that enable scientists to reconstruct the climatic conditions that prevailed during much of the Earth s history. As reliable modern records of climate only began in the 1880s,… …
9Dye 3 — is an ice core site and previously part of the Distant Early Warning (DEW) line, located at (65°11′N 43°49′W / 65.183°N 43.817°W / 65.183; 43.817 ( …
10Cold Regions Research and Engineering Laboratory — Established 1 February 1961 (1 February 1961) Research Type …
