The structural and industrial materials of California (1906)
Aubury, Lewis E., 1862- · Sacramento, W. W. Shannon, Superintendent state printing · leaf 297
rine in the manu-facture of dynamite. It is one of the best non-conductors, and is used19—BUL. 38 290 STRUCTURAL AND INDUSTRIAL MATERIALS OF CALIFORNIA. extensively for packing boilers and steanipipes; also in the mannfactnreof fire-proofing and building and refractory brick, which are used… … ILL. No. 123. DIATOMACEOrS EARTH FROM LOMPOC. HIGHLY MAGNIFIED. THEMICROSCOPE SHOWS ITS REMARKABLE PURITY AND POROSITY. use introduced in Germany is for cleaning and scouring avooI by forcingit through the wool by air blast. The production of diatomaceous earth in the United States is asfollows:…
Building stones · Portland cement · Clay · Mines and mineral resources
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