gravity drainage

См. также в других словарях:

• gravity drainage —    The flow of water towards a well under its own weight [16] …   Lexicon of Cave and Karst Terminology

• Steam assisted gravity drainage — (SAGD) is an enhanced oil recovery technology for producing heavy crude oil and bitumen. It is an advanced form of steam stimulation in which a pair of horizontal wells is drilled into the oil reservoir, one a few metres above the other. Low… …   Wikipedia

• Steam-Assisted Gravity Drainage - SAGD — Steam assisted gravity drainage (SAGD) is a drilling technique that is used to extract heavy oil that is too deep or otherwise economically inefficient to mine using traditional methods. The process was originally developed by the Alberta, Canada …   Investment dictionary

• Drainage in New Orleans — Drainage in New Orleans, Louisiana has been a major concern since the founding of the city in the early 18th century, remaining an important factor in the history of New Orleans through today. Elevation map of New Orleans. Hotter (pink) shades… …   Wikipedia

• Drainage law — is a specific area of water law related to drainage of surface water on real property. It is of great importance in areas where freshwater is scarce, where flooding is common, or where water is in high demand for agricultural or commercial… …   Wikipedia

• Drainage system (Agriculture) — An agricultural drainage system is a system by which the water level on or in the soil is controlled to enhance agricultural crop production.=Classification=Figure 1 classifies the various types of drainage systems. It shows the field (or… …   Wikipedia

• Drainage system (agriculture) — An agricultural drainage system is a system by which the water level on or in the soil is controlled to enhance agricultural crop production. Contents 1 Classification 1.1 Surface drainage systems 1.2 Subsurface drainage systems …   Wikipedia

• gravity wind — noun : a katabatic wind * * * /wind/ a light wind directed downslope, occurring at night because of the cooling and densification of the air near the ground. Also called drainage wind. [1925 30] * * * gravity wind, a wind produced by the downward …   Useful english dictionary

• drainage wind — /wind/ Meteorol. See gravity wind. * * * …   Universalium

• gravity wind — /wind/ a light wind directed downslope, occurring at night because of the cooling and densification of the air near the ground. Also called drainage wind. [1925 30] * * * …   Universalium

• gravity wind — noun See air drainage and katabatic wind …   Wiktionary