(in horizontal drilling)
111Drill 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… …
112Completion (oil and gas wells) — This article is about the oil or gas well completion. For other uses of completion, see Completion (disambiguation) In petroleum production, completion is the process of making a well ready for production (or injection). This principally involves …
113steel — steellike, adj. /steel/, n. 1. any of various modified forms of iron, artificially produced, having a carbon content less than that of pig iron and more than that of wrought iron, and having qualities of hardness, elasticity, and strength varying …
114art and architecture, Oceanic — ▪ visual arts Introduction the visual art (art) and architecture of native Oceania, including media such as sculpture, pottery, rock art, basketry, masks, painting, and personal decoration. In these cultures, art and architecture have often …
115Schlumberger — Infobox Company company name = Schlumberger Limited company company type = Public (nyse|SLB) company slogan = Excellence in Execution foundation = 1927 location = Operates in 80+ countries. Incorporated in the Netherlands Antilles with principal… …
116environment — environmental, adj. environmentally, adv. /en vuy reuhn meuhnt, vuy euhrn /, n. 1. the aggregate of surrounding things, conditions, or influences; surroundings; milieu. 2. Ecol. the air, water, minerals, organisms, and all other external factors… …
117Electric Line — The term wireline usually refers to a cabling technology used by operators of oil and gas wells to lower equipment or measurement devices into the well for the purposes of well intervention and reservoir evaluation. Braided line can contain an… …
118Indexing head — and tailstock set up on a milling machine s table. An indexing head, also known as a dividing head or spiral head,[1] is a specialized tool that allows a workpiece to be circularly indexed; that is, easily and precisely rotated to preset angles… …
119Ripple Rock — was an underwater, twin peaked mountain in the Seymour Narrows of the Discovery Passage in British Columbia, Canada, [BCGNIS|19876|Ripple Rock] a part of the marine trade route from Vancouver and coastal points north. The nearest town was… …
120Drill string compensator — active heave compensator redirects here. For other uses, see active heave compensator (disambiguation). A drill string compensator decreases the influence of the heave of a drilling vessel on the drill bit. Drill string compensators are also… …
