drilling log
1Drilling fluid — This article is about fluids used when drilling a well. For fluids used with drill bits during metal working, see cutting fluid. Driller pouring a foaming agent down the rod string on a drilling rig In geotechnical engineering, drilling fluid is… …
2Drilling mud — In geotechnical engineering, drilling mud, also known as spud mud (when beginning the drilling process), is a drilling fluid used to drill boreholes into the earth. Often used while drilling oil and natural gas wells and on exploration drilling… …
3log — log1 loggish, adj. /lawg, log/, n., v., logged, logging. n. 1. a portion or length of the trunk or of a large limb of a felled tree. 2. something inert, heavy, or not sentient. 3. Naut. any of various devices for determining the speed of a ship,… …
4log — /lɒg / (say log) noun 1. an unhewn portion or length of the trunk or a large limb of a felled tree. 2. something inert or heavy. 3. Nautical a. a device for determining the speed of and distance covered by a ship. b. Also, chip log. a device… …
5Mud log — A Mud log is a graphical representation of the ROP (Rate Of Penetration), lithology, hydrocarbons and other drilling parameters generated while drilling an oil well. The act of gathering this information is considered mud logging and is done by… …
6Measurement while drilling — Well logging Gamma ray logging Spontaneous potential logging Resistivity logging Density logging Sonic logging Caliper logging Mud logging LWD/MWD v · …
7Well drilling — Tricone rock bit Well drilling is the process of drilling a hole in the ground for the extraction of a natural resource such as ground water, natural gas, or petroleum. Drilling for the exploration of the nature of the material underground (for… …
8Caliper log — A caliper log is a set of measurements of the size and shape of a bore hole commonly made when drilling oil and gas wells. This can be an important indicator of cave ins or shale swelling in the bore hole.The caliper tool measures the variation… …
9Well Log — Diagraphie Une diagraphie ( well log en anglais) consiste à mesurer, après avoir effectué un forage, les caractéristiques des roches traversées, à l aide de différentes sondes. D une manière générale, on appelle diagraphie tout enregistrement d… …
10caliper log — n a continuous mechanical measurement of the diameter and thus the rugosity of the borehole. The tool identifies zones where swelling or cavings (washouts) have occurred during drilling. The tool’s value is in allowing qualitative or quantitative …
