Journal . ature slightly belowthe cracking point is sprayed into the oil in a stiU,and the mixture of oil \ and steam is passedthrough heated catalysing tubes of nickel, whichmay be packed with catalysing material, andthence to a coil in the oil still where the heat ofthe cracked vapour is utilised for heating the catalysing tubes may be heated electrically,or by an oil burner.—W. P. F. [Oil] Distilling apparatus. R. C. Dundas, Los^Vngeles, Cal. Pat. 1,, Dec. 8, of appl., Jan. 23, 1913. The Uquid is pumped through a series of vessels,1, 2, 3, each consistin
Journal . ature slightly belowthe cracking point is sprayed into the oil in a stiU,and the mixture of oil \ and steam is passedthrough heated catalysing tubes of nickel, whichmay be packed with catalysing material, andthence to a coil in the oil still where the heat ofthe cracked vapour is utilised for heating the catalysing tubes may be heated electrically,or by an oil burner.—W. P. F. [Oil] Distilling apparatus. R. C. Dundas, Los^Vngeles, Cal. Pat. 1,, Dec. 8, of appl., Jan. 23, 1913. The Uquid is pumped through a series of vessels,1, 2, 3, each consisting of a vertical cylinderdivided into three superposed chambers by thetube-plates, 8, 9. The lowest chamber is divided 72 Ci. IlB.—DESTRUCTIVE DISTILLATION, &c. Cl. HI.—TAR & TAR PRODUCTS. [Jan. 30, 1915. into two compartments, A. and B. by the verticalpartition, 14, the middle chamber by the verticalpartition, 18, into two compartments communica-ting at the top. and the upper chamber into two. commuiiicatinc: compartments Ijy the partition. 10,the compartment. 11. on the right serving as areservoir. The top and bottom chambers areconnected by means of tubes expanded into thetube-plates, the tubes on the left of the partition,18, being of larger diameter than those on the oU enters through the pipe. 15, into tliecompartment, A, of the cylinder. 1. rises throughthe smaller tubes into the reservoir. 11. overflowsand passes down the larger tubes into B. and iswithdrawn by the pump. 16. and forced into thesecond cylinder, and so on. The heating mediumenters the last cylinder, 3, by the pipe. 21. passesupwards round the larger tubes and downwardsround the smaller tubes to the exit, 25, and so onthrough the series. The vapoiu given off escapesthrough the pipes, 13.—W. H. C. Oils and the like : Adhesive test for . V. B. Osborne, Sacramento, Cal. Pat. I,,Dec. 8, 1914. Date of appl., March 12. 1913. A FILM of the oU is mterposed between a hoUowstationary c
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectchemist, bookyear1882
