(in horizontal drilling)
11Horizontal projection — Horizontal Hor i*zon tal, a. [Cf. F. horizontal.] 1. Pertaining to, or near, the horizon. Horizontal misty air. Milton. [1913 Webster] 2. Parallel to the horizon; on a level; as, a horizontalline or surface. [1913 Webster] 3. Measured or… …
12Horizontal range — Horizontal Hor i*zon tal, a. [Cf. F. horizontal.] 1. Pertaining to, or near, the horizon. Horizontal misty air. Milton. [1913 Webster] 2. Parallel to the horizon; on a level; as, a horizontalline or surface. [1913 Webster] 3. Measured or… …
13Horizontal water wheel — Horizontal Hor i*zon tal, a. [Cf. F. horizontal.] 1. Pertaining to, or near, the horizon. Horizontal misty air. Milton. [1913 Webster] 2. Parallel to the horizon; on a level; as, a horizontalline or surface. [1913 Webster] 3. Measured or… …
14Drilling 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… …
15Drilling 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… …
16drilling machinery — equipment used to drill holes in the ground for such activities as prospecting, well sinking (petroleum, natural gas, water, and salt), and scientific explorations. Drilling holes in rock to receive blasting charges is an operation in… …
17Directional drilling — A horizontal directional drill in operation Directional drilling (or slant drilling) is the practice of drilling non vertical wells. It can be broken down into three main groups: Oilfield Directional Drilling, Utility Installation Directional… …
18Directional drilling — is a method of well drilling with vertical deviation in the predetermined direction. It is used in drilling for oil, gas and solid mineral resources. Technologically, it is connected with pad drilling, multi hole drilling and horizontal drilling …
20Extended Reach Drilling — (ERD) describes an extreme form of Directional drilling that achieves horizontal well departures beyond the conventional, or achieves particularly challenging geometries of a well in terms of horizontal versus vertical offsets from the surface… …
