calcine

Definitions

  • WordNet 3.6
    • v calcine heat a substance so that it oxidizes or reduces
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Webster's Revised Unabridged Dictionary
    • v. i Calcine To be converted into a powder or friable substance, or into a calx, by the action of heat. "Calcining without fusion"
    • Calcine To oxidize, as a metal by the action of heat; to reduce to a metallic calx.
    • Calcine To reduce to a powder, or to a friable state, by the action of heat; to expel volatile matter from by means of heat, as carbonic acid from limestone, and thus (usually) to produce disintegration; as to, calcine bones.
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Century Dictionary and Cyclopedia
    • calcine To convert into lime or calx by the action of heat; treat (limestone) by the process of calcination for the formation of lime.
    • calcine To oxidize, as a metal, by heating.
    • calcine In metallurgy, to subject to the action of heat, with access of air: nearly equivalent to roast (which see).
    • calcine To be converted into a powder or friable substance, or into a calx, by the action of heat.
    • calcine To consume by burning; burn to ashes.
    • calcine To purify or refine by fire.
    • calcine To desiccate by subjection to heat so as to destroy contained organisms, etc.: as, to calcine air.
    • n calcine Fragments of already burnt fire-clay vessels, as the saggars of porcelain manufacture, ground up and used in making new vessels, with addition of fresh fire-clay. Also chamotte.
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Chambers's Twentieth Century Dictionary
    • v.t Calcine to reduce to a calx or chalky powder by the action of heat, to burn to ashes
    • v.t Calcine to reduce to a calx or chalky powder by the action of heat, to burn to ashes
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Etymology

Webster's Revised Unabridged Dictionary
F. calciner, fr. L. calx, calcis, lime. See Calx
Chambers's Twentieth Century Dictionary
Formed from L. calx, chalk.

Usage

In literature:

For the siliceous ingredient of his composition he made choice of chalk-flints, calcined and ground to powder.
"The Mirror of Literature, Amusement, and Instruction" by Various
They had been collected for the purpose of undergoing the process of calcination.
"A Voyage Round the World, Vol. I" by James Holman
In this state, therefore, it is perfectly solid; but being calcined, it becomes red, porous, and tender.
"Theory of the Earth, Volume 1 (of 4)" by James Hutton
These are exported to the coast of India, to be calcined for lime, which the luxurious affect to chew with their betel.
"Sketches of the Natural History of Ceylon" by J. Emerson Tennent
When calcined zinciferous pyrites have to be examined, the estimation of zinc is similar to that employed in the analysis of zinc ore.
"Scientific American Supplement, No. 455, September 20, 1884" by Various
Black was obtained by calcining the bones of animals.
"Manual Of Egyptian Archaeology And Guide To The Study Of Antiquities In Egypt" by Gaston Camille Charles Maspero
Then they bring and throw into the fire, the hardest stones they can find of all sizes, which are calcined in it.
"An Account Of The Customs And Manners Of The Micmakis And Maricheets Savage Nations, Now Dependent On The Government Of Cape-Breton" by Antoine Simon Maillard
Compounding that assay and calcination with magistral, nothing was obtained.
"The Philippine Islands, 1493-1898, Volume XX, 1621-1624" by Various
They were empty now; but when found they contained ashes and fragments of calcined bones.
"Roman Mosaics" by Hugh Macmillan
Lime for mortar, plaster, and ornamental plaster was made in crude lime kilns at Jamestown from calcined oyster shells.
"New Discoveries at Jamestown" by John L. Cotter
All that remained of the border ruffian and the unfortunate Geoffry Vallance were two little heaps of calcined bones.
"Golden Face" by Bertram Mitford
As calciners they are used in tin mines and for the chlorination of silver ores.
"Encyclopaedia Britannica, 11th Edition, Volume 11, Slice 3" by Various
The shed in which we calcined the alabaster was built on a sloping and deserted bank of the river.
"The House of the Dead or Prison Life in Siberia" by Fyodor Dostoyevsky
Though gold undergoes no change in a common furnace, or burning lens, it may, in part, at least, be calcined by the electric shock.
"Heads of Lectures on a Course of Experimental Philosophy: Particularly Including Chemistry" by Joseph Priestley
Not a tree nor a shrub was left there to cast a shadow over the arid and calcined earth.
"Martyria" by Augustus C. Hamlin
The calcination, or roasting, is conducted at a low temperature in some form of reverberatory furnace.
"Encyclopaedia Britannica, 11th Edition, Volume 12, Slice 2" by Various
The water, after washing the wool, is evaporated, and the residue calcined.
"De Re Metallica" by Georgius Agricola
Having done so, she makes a large fire at an end of the garden, and burns the pieces of earthenware so that they shall be utterly calcined.
"Fetichism in West Africa" by Robert Hamill Nassau
The next step in the investigation was to collect the peculiar air which Black had proved to be evolved during the calcination of mild magnesia.
"Heroes of Science" by M. M. Pattison Muir
The furnaces consist of a retort in which the cinnabar is placed with the combustibles for calcining it.
"Froth" by Armando Palacio Valdés
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In poetry:

Daily so I might restore
Calcined heart and shrivelled skin,
A morning phœnix with proud roar
Kindled new within.
"Morning Phœnix" by Robert Graves

In news:

I am working for a local oil refinery to find a solution to a problem they are having with their off-gas incinerator at the end of a rotary kiln calciner.
I wrote a little thing in today's paper on Scout Niblett's new album, The Calcination of Scout Niblett, but I forgot to mention: She's playing JB's tonight.
The increase will be dependent on the product, BASF said, with increases up to 7 percent for hydrous and calcined products.
Increases of up to 7 percent slated for hydrous and calcined products.
Earth & Turf topdressers will spread a variety of materials such as sand, compost, topdressing mixes, calcined clay, infield mix, wood chips, lime and de-icing materials.
Specific applications include powder mixing, grinding, calcining, pulverizing, crushing and bagging operations.
Recently announced the elimination of a temporary energy surcharge across its lineup of calcined and water-washed kaolin clay products used in industrial (non-paper) applications, effective May 15, 2006.
TAM Ceramics recently announced it has expanded its material processing and recycling services and has made additional investments in dedicated calcining, crushing, milling, and sizing equipment.
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In science:

For the crystal growth we employ a copper-rich self-flux technique using a barium and copper precursor, BaCuO2 powder that was prepared from 99.999% pure BaCO3 and 99.995% pure CuO by repeated calcining under flowing oxygen.
Tl2Ba2CuO6+d Brings Spectroscopic Probes Deep Into the Overdoped Regime of the High-Tc Cuprates
The precursor powder was then calcined in air at 600 oC for 2 h. Pellets prepared from the calcined powder was sintered at 700 oC for 3 h in air. It was observed that with increasing amount of calcium, the sintering temperature could be extended up to 850 oC without any noticeable phase separation.
Effect of Chemical Pressure on the Magnetic Transition of Multiferroic Ca-BiFeO3
Grain Growth and Phase Transformation of Titanium Oxide During Calcination. J.
A unique metal-semiconductor interface and resultant electron transfer phenomenon
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