- riser flows
- • възходящ поток• въздушно течение, възходяща струя
English-Bulgarian polytechnical dictionary . 2013.
English-Bulgarian polytechnical dictionary . 2013.
Cracking (chemistry) — In petroleum geology and chemistry, cracking is the process whereby complex organic molecules such as kerogens or heavy hydrocarbons are broken down into simpler molecules such as light hydrocarbons, by the breaking of carbon carbon bonds in the… … Wikipedia
Fluid catalytic cracking — (FCC) is the most important conversion process used in petroleum refineries. It is widely used to convert the high boiling hydrocarbon fractions of petroleum crude oils to more valuable gasoline, olefinic gases and other products.cite book|author … Wikipedia
Casting (metalworking) — Casting iron in a sand mold In metalworking, casting involves pouring liquid metal into a mold, which contains a hollow cavity of the desired shape, and then allowing it to cool and solidify. The solidified part is also known as a casting, which… … Wikipedia
India Mark II — A broken India Mark II pump in rural Uganda A busy Mark II pump in Uganda. Children often bear th … Wikipedia
Boiling water reactor — A boiling water reactor (BWR) is a type of nuclear reactor developed by the General Electric in the mid 1950s.Fact|date=April 2008 The BWR is characterized by two phase fluid flow (water and steam) in the upper part of the reactor core. See… … Wikipedia
Deepwater Horizon oil spill — 2010 oil spill and BP oil spill redirect here. For other oil spills in 2010, see 2010 oil spill (disambiguation). For the 2006 oil spill involving BP, see Prudhoe Bay oil spill. For the drilling rig and explosion, see Deepwater Horizon… … Wikipedia
river — river1 riverless, adj. riverlike, adj. /riv euhr/, n. 1. a natural stream of water of fairly large size flowing in a definite course or channel or series of diverging and converging channels. 2. a similar stream of something other than water: a… … Universalium
MIKVEH — (Heb. מִקְוֶה; pl. mikva ot; Hebrew for a collection or gathering (of water), a pool or bath of clear water, immersion in which renders ritually clean a person who has become ritually unclean through contact with the dead (Num. 19) or any other… … Encyclopedia of Judaism
MetroWest Water Supply Tunnel — Official name MWWST Begins Marlborough Ends Weston Maintained by MWRA … Wikipedia
Gulf Gateway Deepwater Port — is a facility for docking and unloading liquefied natural gas tankers.Gulf Gateway is owned by Excelerate Energy Limited Partnership. It is located in Block 603 of the West Cameron Area, South Addition at a distance of approximately… … Wikipedia
petroleum refining — Introduction conversion of crude oil into useful products. History Distillation of kerosene and naphtha The refining of crude petroleum owes its origin to the successful drilling of the first oil well in Titusville, Pa., in 1859. Prior to… … Universalium