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(Environmental Engineering) A term for several different methods of chemically immobilizing hazardous materials into a cement, plastic, or other matrix.
(english) A device which permits air to move in and out of a container or component to maintain atmospheric pressure.
(english) A screw thread having a 29 degree included angel. Used largely for feed and adjusting screws on machine tools.
(Concrete Engineering) To alter composition or physical state by heating to a specific temperature for a specific length of time.
(english) A closed vessel in which water, is transformed into steam at a given pressure and temperature under controlled conditions.
(Concrete Engineering) Removing or alleviating defects on a concrete surface by applying a mixture of sand and cement to the moistened surface and rubbing with a coarse material such as burlap.
(english) 1) A furnace in which solid fuel (limestone, coke, iron ore) is combined with high-pressure, hot air blast (120,000 psi) to smelt ore in a continuous process (They are never stopped. They can be slowed down or idled). A Blast Furnace in the iron and steel industry is used to produce liquid iron.
(Software Engineering) an umbrella process that enables a project team to accept, evaluate, and act on changes in a systematic manner
(english) Tackle used in conjunction with a crane for turning over the cope or drag of a mold prior to assembly.
(english) A structure in wire or sheet in which the boundaries of the grains tend to be aligned normal to the long axis and to extend completely through the thickness.
(english) A second bottom board on which molds are opened.
(english) (BSO)A lubricant applied on electrolytic chromium coated steel