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Image from page 807 of "Journal" (1882)

Image from page 807 of
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Identifier: journals35soci
Title: Journal
Year: 1882 (1880s)
Authors: Society of Chemical Industry (Great Britain) Society of Chemical Industry (Great Britain). Abstracts Society of Chemical Industry (Great Britain). Review Society of Chemical Industry (Great Britain). Transactions and communications
Subjects: Chemistry, Technical
Publisher: London [etc.]
Contributing Library: Gerstein - University of Toronto
Digitizing Sponsor: University of Toronto

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Text Appearing Before Image:
in bodies lowin plastic clay burn whiter .ind more translucentthan others. The r.atio of bases to acids in allsatisfactory liodies lies between 1:1 to 2 ; thenearer the acids approach to unity the greater isthe refractoriness of the material ; with a ratiogreater than 2 the w.are tends to bo brittle or towarp or spjill.—A. B. S. Water-glass and alkali silicates. Iukall. See VII. Patents. Quartz-glass or similar hard glasses; Gas-tight scaling of wire in . Ehrich imd Graetz, Berlin, and E. Podszus, Cologne. Ger. Iat.290,006, Nov. 16, 1913. Wires of molybdenum, or preferably an alloyof molybdenuni and a sm.all proportion of tungsten,are fused into quartz-glass by the aid of a fluxcomposed of 10 parts of silica, 1 of alumina, and1 of boric oxide.—A. B. S. Glass furnace ; Regenerative - W. nirsch, R.T,deberg. Ger. Pat. 290,804, Jan. 28, 1913. A FL\>rE extending the full length of the furnaceis brought upwards through the floor, d, and asimilar flame is brought downwards through the

Text Appearing After Image:
cover, I, in order that when they meet they mayplay around the pots, c, c, .and heat them uniformly,thus combining the advantages of the Siemensregenerative furnace and the Nehse recuperativefurnace.—A. B. S. Clay products; Leaching apparatus for . Soc. dExploit. de Proc. Evaporatoiros, Pracheet Bouillon. First Addition, dated May 27, 1914, to Fr. Pat. 474,318, Nov. 18, 1913 (this J., 1915, 1078). To facilitate the movement of the solid particles,!the apparatus described in the chief patent may beinclined slightly, or it may be in the form of atruncated cone with a horizontal shaft.—A. B. S. Continuous-firing kiln. U.S. Pat. 1,177,225. Seel. \ Manufacture of filtering cells. Ger. Pat. 290,981.See XIXb. i IX.—BUILDING MATERIALS. Water-glass and alkali silicates. Pukall. SeeVlLPatents. | Cement. E. Brousse. Fr. Pat. 477,174, May 29,j 1914. I The following substances, in a powdered stftte, arel intimately mixed :—Lightly calcined magnesia, Vol.XXXV.,No. 10.] Ci. X.—METALS; META

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Date: 2014-07-28 13:14:52

bookid:journals35soci bookyear:1882 bookdecade:1880 bookcentury:1800 bookauthor:Society_of_Chemical_Industry__Great_Britain_ bookauthor:Society_of_Chemical_Industry__Great_Britain___Abstracts bookauthor:Society_of_Chemical_Industry__Great_Britain___Review bookauthor:Society_of_Chemical_Industry__Great_Britain___Transactions_and_communications booksubject:Chemistry__Technical bookpublisher:London__etc__ bookcontributor:Gerstein___University_of_Toronto booksponsor:University_of_Toronto bookleafnumber:807 bookcollection:gerstein bookcollection:toronto bookcollection:medicalheritagelibrary

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