drilling log
21National Data Repository — A National Data Repository (NDR) is a data bank that seeks to preserve and promote a country’s natural resources data, particularly data related to the Petroleum E P industry. A National Data Repository is normally established by an entity that… …
22Spontaneous potential logging — The spontaneous potential log, commonly called the self potential log or SP log, is a measurement taken by oil industry well loggers to characterise rock formation properties. The log works by measuring small electric potentials (measured in… …
23Depth in a well — In the oil and gas industry, depth in a well is the measurement, for any point in that well, of the distance between a reference point or elevation, and that point. It is the most common method of reference for locations in the well, and… …
24Rowan Companies — Rowan Companies, Inc. (nyse|RDC), founded in 1923 and based in Houston, Texas, is an S P 500 company which provides contract oil well drilling services and rigs, and manufactures equipment for drilling as well as for mining and timber industries …
25Drill Stem Test — A drill stem test (DST) is a procedure for isolating and testing the surrounding geological formation through the drill stem. The test is a measurement of pressure behavior at the drill stem and is a valuable way to obtain important sampling… …
26Conasauga shale gas field — The Conasauga Shale is a geological gas shale formation lying within the Appalachian thrust and fault region of the state of Alabama and consisting of Lower Paleozoic (Cambrian and Ordovician) sedimentary rocks at an approximate 1,000 foot depth… …
27Conasauga shale — Coordinates: 33°41′55.09″N 85°36′14.74″W / 33.6986361°N 85.6040944°W / 33.6986361; 85.6040944 The Conasauga Shale is a Cambri …
28Oilfield terminology — refers to the jargon used by those working in fields within and related to the petroleum industry. It includes words and phrases describing professions, equipment, and procedures specific to the industry. It may also include slang terms used by… …
29Nankai Trough gas hydrate site — Nankai Methane Hydrate Site (or Japanese Methane Hydrate R D Program at Nankai, Nankai Trough Methane Hydrate Site) is located in the Nankai Trough, Japan. Contents 1 Site highlights 2 Introduction to the area 3 General physical and geological… …
30Mudlogger — A mudlogger, or mud logger in the modern oil field positions hydrocarbons with respect to depth. Their main responsibilities are to identify downhole lithology, position hydrocarbons, monitor natural gas, and draw well logs for use by the oil… …
