Pacific Gas and Electric magazine . y. There is also a wciiUiii!^exiiibit of an oil s|)ray designedfor introducing oil into water gasapparatus. The exhihil is ciiMlil able and marks the progress of refine-ment in gas machinery. The P. David Company of San Fran-cisco shows samples of castings whichare a credit to California. These includespeciallj constructed manholes and cov-ers particularly adapted for gas,electric and steam manholes, aswell as a line of grate bars, theexcellence of which has broughtthis company prominently to thefront. The appearance of acety-lene on the gas mans horizonsome
Pacific Gas and Electric magazine . y. There is also a wciiUiii!^exiiibit of an oil s|)ray designedfor introducing oil into water gasapparatus. The exhihil is ciiMlil able and marks the progress of refine-ment in gas machinery. The P. David Company of San Fran-cisco shows samples of castings whichare a credit to California. These includespeciallj constructed manholes and cov-ers particularly adapted for gas,electric and steam manholes, aswell as a line of grate bars, theexcellence of which has broughtthis company prominently to thefront. The appearance of acety-lene on the gas mans horizonsome years ago seemed as thougha competitor was in the field, butacetylene dropped into its nicheof usefulness and is now indis-pensable in welding gas pipesand the innumerable uses in mak-ing fittings and repairs in gasmanufacture and Davis-Bournonville Company ofNew York has an interesting and exten-sive exhibit of oxy-acetylene appliances,including an Oxygraph which cuts steelto several inches in thickness following. 404 Pacific Service ISIagazine almost any design. In ndilition to thisthere is a Radiagraph for cutting armorand other plates. Besides a display ofwelding, cutting and other torches, thereis also an interesting exhibit of the workdone, consisting of full-sized samples ofgas-main welding,and welded fittings,and many photo-graphs of the workperformed by theoxy-acetylene fact that this isa gas exhibit andnot an exhibit of anyparticular kind ofgas is exemplified bythe presence of flighting and pres-sure acetylene gen-erators, stoves andlamps in operation. The Oxweld Acet-ylene Company ofNew York has an in-teresting and exten-sive exhibit of itsacetylene generatorsand a full line ofcutting and weldingtorches attractivelydisplayed on velvetcovered frames. The Union Carbide Sales Companyand the Linde Air Products Companyoccupy adjoining sections in which aredisplayed a pyramid of packages of cal-cium carbide of the various sizes, anda complete li
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Keywords: ., bookauthorpacificgasandelectric, bookcentury1900, bookdecade1900
