24 VITREOUS ENAMELING 



869,155. Grace M. Banning. Metal enameling. Oct. 22, 1907. (130, 

 2321). 



906,628. Everett D. Holley. Enamel ware. Dec. 15, 1908. (137, 

 1528). 



932,839. Rudolph Weimer. Substitute for tin oxide for enameling metal 

 ware. Aug. 31, 1909. C. A., 3, 2554. (145, 1165). 



The boiled, roasted and ground product of Sb oxide 70, NaOH 28, NaNOt 

 22, kaolin 10 and barytes 10. 



971,641. George L. Rice and Benjamin W. Gilchrist. Enameling metallic 

 articles. Oct. 4, 1909. C. A., 5, 31. (159, 49). 



A coating containing a magnetic material and sulfur is deposited upon the 

 article electrolytically and the enamel is applied to this. 



994,162. Edgar L. Hull. Producing flat watch dials, enameled on one 

 side. June 6, 1910. C. A., 5, 2540. (167, 22). 



Both sides are enameled and the enamel then removed from one side by 

 the action of HF. 



995.724. C. Rosenzweig. White enamel for glazed goods. June 20, 

 1910. C. A., 5, 2711. (167, 625). 



A glazing mass and a silicate of Zr, Th, Gl, La, or Yt. 



996,226. Charles W. Ebeling. Enameling table. June 27, 1911. (167, 

 832). 



1,001,511. J. H. Danver. Making mottled or colored i namels. Aug. 

 22,1911. C. A., 5, 3898. (169,890). 



1,017,360. D. A. York and J. A. Tinker. Enameling steel, etc. Feb. 

 13, 1912. C. A., 6, 920. (175, 424). 



1,024,405. K. Kreidl. Making a filler for white enamel. Apr. 23, 

 1912. C. A., 6, 1666. (177, 987). 



Zirconium silicate and sodium hydroxide. 



1,033,821. George R. Meyercord. Process of decorating enameled metal. 

 July 30, 1912. (180,1162). 



1,055,678. G. Spitz. Removing the enamel from scrap enameled metal. 

 Mar. u, 1913. C. A., 7, 1593. (188, 379). 



1,065,401. G. Spitz. Removing the enamel from enameled goods. June 

 24, 1913. C. A., 7, 2845. (191, 862). 



1,072,047. Walter L. Shepard. Process of making enameled articles. 

 (194, 129). 



1,091,492. H. G. Essayan. Enamel for metals. Mar. 31, 1914. C. A., 

 8, 1861. (200, 1130). 



Heating a mixture of 2 per cent silver, 8 per cent copper and 8 per cent 

 lead, melted together with 82 per cent sulfur and powdering the product. 



1,101,455; I. Kreidl. Composition for rendering white enamels opaque. 

 June 23, 1914. C. A., 8, 2932. (203, 1194). 



Hydrated alkali zirconate, stannate, or titanate, combined with silica. 



1,104,107. T. R. Davidson. Pickling metal to prepare it for enameling. 

 July i, 1914. C. A. 8, 3102. (204, 742). Also German patent 277,834 

 July 22, 1913. 



