pipe operator
121Pigging — of the product in the pipeline is used to push it along down the pipe until it reaches the receiving trap the pig catcher .If the pipeline contains butterfly valves, the pipeline cannot be pigged. Ball valves cause no problems because the inside… …
122Railroad engineer — A railroad engineer, railway engineer, locomotive engineer, train operator, train driver or engine driver is a person who operates a railroad locomotive and train. The engineer is the person in charge of and responsible for the locomotive(s). He… …
123Measurement while drilling — Well logging Gamma ray logging Spontaneous potential logging Resistivity logging Density logging Sonic logging Caliper logging Mud logging LWD/MWD v · …
124Corrib gas controversy — Shell to Sea protest at the intended refinery site at Bellanaboy, November 2007 The Corrib gas controversy concerns plans by Shell E P Ireland, Statoil Exploration (Ireland) Limited, Vermilion Energy Trust and the Irish government for processing… …
125Incidents at Six Flags parks — Contents 1 Six Flags America 1.1 Octopus 1.2 Two Face: The Flip Side …
126Rail transport in Malaysia — KL Monorail in Kuala Lumpur, Malaysia Rail transport in Malaysia comprises heavy rail (including high speed rail), light rail transit (LRT), monorail and a funicular railway line. Heavy rail is mostly used for intercity passenger and freight… …
127Steam whistle — A steam whistle is a device used to produce sound with the aid of live steam. Unlike a horn, the sounding mechanism of a whistle contains no moving parts (compare to train horn).The whistle consists of the following main parts, as seen on the… …
128Baptist well drilling — A very simple manual method to drill water wells, meant to be applied by very poor villagers in developing countries, who quickly learn how to drill their wells themselves. The Baptist drilling rig can be built in any ordinary arc welding… …
