| 单词 | destructive distillation |
| 例句 | A limpid, colorless, highly volatile liquid, obtained by the dehydration of glycerin, or the destructive distillation of neutral fats containing glycerin. Webster's Unabridged Dictionary 2012-03-24T02:00:23.513Z A volatile, very inflammable liquid, C6H6, contained in the naphtha produced by the destructive distillation of coal, from which it is separated by fractional distillation. Webster's Unabridged Dictionary (2nd 100 Pages) 2012-03-24T02:00:19.387Z It is obtained from wood by destructive distillation in close vessels. The American Reformed Cattle Doctor 2011-11-14T03:00:19.813Z It is found amongst the products of the destructive distillation of a great many organic bodies, but the most abundant source is coal-tar. Chambers's Twentieth Century Dictionary (part 1 of 4: A-D) 2011-10-11T02:01:08.990Z The lower-grade qualities are often produced from the destructive distillation of sawdust, stumpage, etc., and these products, on account of their content of formaldehyde, are objectionable in odor. Paint Technology and Tests 2011-09-15T02:00:12.263Z The retort E is charged with ordinary bituminous coal which is submitted to destructive distillation by the heat communicated through the flues n2 n2 and is thus converted into coke. Encyclopaedia Britannica, 11th Edition, Volume 11, Slice 4 "G" to "Gaskell, Elizabeth" 2011-08-24T02:00:20.690Z This arises from the destructive distillation of imperfectly carbonized organic matter. Encyclopaedia Britannica, 11th Edition, Volume 11, Slice 3 "Frost" to "Fyzabad" 2011-08-15T02:00:28.473Z The products of destructive distillation are numerous and varied. The New Gresham Encyclopedia Volume 4, Part 1: Deposition to Eberswalde 2011-04-14T02:00:57.977Z On destructive distillation the leaves yield much gas, 10,000 cub. ft. being obtained from one ton. Encyclopaedia Britannica, 11th Edition, Volume 9, Slice 8 "Ethiopia" to "Evangelical Association" 2011-03-05T03:00:24.537Z The tar used in the manufacturing of tar soap is obtained by the destructive distillation of wood, the pine tar being the most extensively employed. Soap-Making Manual A Practical Handbook on the Raw Materials, Their Manipulation, Analysis and Control in the Modern Soap Plant. The ammonia is derived from the nitrogen present in the coal combining with hydrogen during destructive distillation, the nitrogen becoming distributed amongst all three classes of products. Encyclopaedia Britannica, 11th Edition, Volume 11, Slice 4 "G" to "Gaskell, Elizabeth" 2011-08-24T02:00:20.690Z Rich gas, or gas made by the destructive distillation of certain bituminous schists, of oil, &c., contains much more of the heavy hydrocarbons, and its heat-value is therefore much higher than the above. Encyclopaedia Britannica, 11th Edition, Volume 11, Slice 3 "Frost" to "Fyzabad" 2011-08-15T02:00:28.473Z Dippel's Oil, a pharmaceutical preparation obtained by the destructive distillation of animal matter, such as horn, ivory, blood. The New Gresham Encyclopedia Volume 4, Part 1: Deposition to Eberswalde 2011-04-14T02:00:57.977Z It is also formed in the destructive distillation of many substances, as wood, coal, caoutchouc, bones, resin and the fixed oils. Encyclopaedia Britannica, 11th Edition, Volume 9, Slice 8 "Ethiopia" to "Evangelical Association" 2011-03-05T03:00:24.537Z This process of heating an organic compound in a closed vessel without access of air and collecting the products, is called destructive distillation. Coal and What We Get from It The tar formed is affected to an even greater extent than the gas by alterations in the temperature at which the destructive distillation takes place. Encyclopaedia Britannica, 11th Edition, Volume 11, Slice 4 "G" to "Gaskell, Elizabeth" 2011-08-24T02:00:20.690Z Amorphous carbon is obtained by the destructive distillation of many carbon compounds, the various kinds differing very greatly as regards physical characters and purity, according to the substance used for their preparation. Encyclopaedia Britannica, 11th Edition, Volume 5, Slice 3 "Capefigue" to "Carneades" When the substance operated upon is of uncertain composition, as, for example, coal, wood, coal-tar, &c., the term destructive distillation is employed. Encyclopaedia Britannica, 11th Edition, Volume 8, Slice 5 "Dinard" to "Dodsworth" COAL-TAR, the black, viscous, sometimes semi-solid, fluid of peculiar smell, which is condensed together with aqueous “gas liquor” when the volatile products of the destructive distillation of coal are cooled down. Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 5 "Clervaux" to "Cockade" The tobacco-pipe experiment of our boyhood is our first practical introduction to the destructive distillation of coal. Coal and What We Get from It The Chemistry of Roasting The effect of the heat in the roasting of coffee is largely evidenced as a destructive distillation and also as a partial dehydration. All About Coffee He pushed open an unpretentious glazed door, and we followed him into the restaurant, whereof the atmosphere was pervaded by an appetizing meatiness mingled with less agreeable suggestions of the destructive distillation of fat. The Eye of Osiris The true bitumens appear to have arisen from coal or lignite by the action of subterranean heat; and very closely resemble some of the products yielded by the destructive distillation of those bodies. Field's Chromatography or Treatise on Colours and Pigments as Used by Artists Coal then meant the carbonaceous residue obtained in the destructive distillation of wood, or what is known as charcoal, and the name collier was applied indifferently to both coal-miners and charcoal-burners. Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 5 "Clervaux" to "Cockade" The nature of the products obtained by the destructive distillation of coal varies according to the temperature of distillation, and the age or degree of carbonization of the coal. Coal and What We Get from It And it may be that since the days of Adam this vegetable deposit has been undergoing the process of destructive distillation in the hidden regions beneath. The Continental Monthly, Vol. 5, No. 2, February, 1864 Devoted To Literature And National Policy In consuming that coal directly by destructive distillation you can produce 1,500 candles light; by converting it into power, and then again into light by incandescence, you produce 992! Scientific American Supplement, No. 315, January 14, 1882 Wood Spirit.—Wood spirit, the pure form of which is methyl alcohol, is one of the products of the destructive distillation of wood. The Chemistry of Hat Manufacturing Lectures Delivered Before the Hat Manufacturers' Association The Pintsch gas, used to some extent in railroad passenger-cars in this country, is an oil-gas produced by the destructive distillation of petroleum or other mineral oil in retorts heated externally. Artificial Light Its Influence upon Civilization This is a very old observation, and was made so long ago that it becomes interesting as a point in the history of applied science to know who first submitted coal to destructive distillation. Coal and What We Get from It In the mean time, artificial oil had begun to be produced in large quantities from different minerals, principally, however, from cannel coal, by the process of destructive distillation. The Continental Monthly, Vol. 5, No. 2, February, 1864 Devoted To Literature And National Policy Add to this methyl alcohol which is obtained by the destructive distillation of wood and is much more poisonous than ordinary ethyl alcohol. Creative Chemistry Descriptive of Recent Achievements in the Chemical Industries If some wool be placed in a dry glass tube, and heated strongly so as to cause destructive distillation, products containing much carbonate of ammonium are given off. The Chemistry of Hat Manufacturing Lectures Delivered Before the Hat Manufacturers' Association The wood is used for slack cooperage, flooring, interior finish, furniture, musical instruments, handles, and destructive distillation.Tulip-tree, yellow poplar or whitewood. Studies of Trees The Dean ultimately traced the phenomenon to an escape of inflammable gas from an underlying coal seam, and he followed up the matter experimentally by studying the destructive distillation of Wigan coal in retorts. Coal and What We Get from It Animal or vegetable substances when putrefying or suffering destructive distillation almost invariably give rise to an abundant production of this substance. Scientific American Supplement No. 819, September 12, 1891 These, then, are the two main products of the destructive distillation of coal. Creative Chemistry Descriptive of Recent Achievements in the Chemical Industries It has also been called "hartshorn," being obtained by destructive distillation of horn and bone. The Story of a Piece of Coal What It Is, Whence It Comes, and Whither It Goes Acrolein, a light volatile limpid liquid obtained by the destructive distillation of fats. The Nuttall Encyclopædia Being a Concise and Comprehensive Dictionary of General Knowledge Having once realized this principle with respect to coal itself, it is easy to extend it to the products of its destructive distillation. Coal and What We Get from It Because they contain a great quantity of azote or nitrogen, one of the ultimate elements of animal matter, and strongly characterized in the destructive distillation of horn, hoofs, or bones. The Mirror of Literature, Amusement, and Instruction Volume 19, No. 549 (Supplementary number) Instead of that the raw material of the organic chemist is chiefly cellulose, or the products of its recent or remote destructive distillation, tar and oil. Creative Chemistry Descriptive of Recent Achievements in the Chemical Industries Wood alcohol, which is made by the destructive distillation of wood, is another important by-product. The School Book of Forestry Benzene, a substance compounded of carbon and hydrogen, obtained by destructive distillation from coal-tar and other organic bodies, used as a substitute for turpentine and for dissolving grease. The Nuttall Encyclopædia Being a Concise and Comprehensive Dictionary of General Knowledge The illuminating gas which is obtained from coal by destructive distillation consists chiefly of hydrogen and gaseous hydrocarbons, the most abundant of the latter being marsh gas. Coal and What We Get from It He pushed open an unpretentious glazed door and we followed him into the restaurant, whereof the atmosphere was pervaded by an appetising meatiness mingled with less agreeable suggestions of the destructive distillation of fat. The Vanishing Man The fibers of plants contain hydro-carbons, and by destructive distillation these are separated, as gases, from wood and coal, and used for illuminating purposes. An Introduction to Chemical Science This alcohol or wood-spirit is obtained by the destructive distillation of wood, and is purified by a series of operations which do not at present concern us. Coal and What We Get from It In all cases the origin of the gas is thought to be in the destructive distillation, extending through long geological periods, of coal or of other vegetable or animal matter in the earth's interior. An Introduction to Chemical Science Included among the gases, ammoniacal liquor, and tar, the compounds which are known to be formed by the destructive distillation of coal already reach to nearly one hundred and fifty in number. Coal and What We Get from It |
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