- highly refractory
- <qualit.mat> ■ hochfeuerfest
English-german technical dictionary. 2013.
English-german technical dictionary. 2013.
Chondrite — Not to be confused with Chondrodite. A specimen of the NWA 869 chondrite (type L4 6), showing chondrules and metal flakes Chondrites are stony meteorites that have not been modified due to melting or differentiation of the parent body. They… … Wikipedia
dating — I In geology and archaeology, the process of determining an object s or event s place within a chronological scheme. Scientists may use either relative dating, in which items are sequenced on the basis of stratigraphic clues (see stratigraphy) or … Universalium
uranium processing — Introduction preparation of the ore for use in various products. Uranium (U), although very dense (19.1 grams per cubic centimetre), is a relatively weak, nonrefractory metal. Indeed, the metallic properties of uranium appear to be… … Universalium
Wood drying — (also seasoning lumber or timber seasoning) refers to reducing the moisture content of wood prior to its use. For some purposes wood is not dried at all (it is used green ) [http://en.wikipedia.org/wiki/Green wood] . Often the wood needs to be in … Wikipedia
iron processing — Introduction use of a smelting process to turn the ore into a form from which products can be fashioned. Included in this article also is a discussion of the mining of iron and of its preparation for smelting. Iron (Fe) is a… … Universalium
fire sand — noun 1. : a highly refractory sand that consists mainly of coarse quartz grains with alumina or clayey sand and that is used especially for foundry purposes 2. : a grayish green powder or granular refractory material obtained as a by product in… … Useful english dictionary
cluster — clusteringly, adv. clustery, adj. /klus teuhr/, n. 1. a number of things of the same kind, growing or held together; a bunch: a cluster of grapes. 2. a group of things or persons close together: There was a cluster of tourists at the gate. 3. U.S … Universalium
Hammer's Slammers — is both the title of a 1979 collection of military science fiction short stories by author David Drake (and, by extension, of the fictional universe in which these and a number of Drake s other stories and novels are set) and the career of a… … Wikipedia
Picrite basalt — or oceanite from the Piton de la Fournaise Picrite basalt, picrobasalt or oceanite[citation needed] is a variety of high magnesium olivine basalt that is very rich in the miner … Wikipedia
Forest glass — The term Forest glass or the German name Waldglas is given to late Medieval glass produced in North Western Europe from about 1000 1700AD using wood ash and sand as the main raw materials and made in factories known as glass houses in forest… … Wikipedia
ganister — /gan euh steuhr/, n. 1. a highly refractory, siliceous rock used to line furnaces. 2. a synthetic product similar to this rock, made by mixing ground quartz with a bonding material. [1805 15; orig. uncert.] * * * … Universalium