| 摘要 |
<p>562,330. Chromium chloride. PITTSBURGH PLATE GLASS CO. Jan. 26, 1942, No. 1101. Convention date, Feb. S, 1941. Drawings to Specification. [Class 1 (iii)] In the chlorination of chromium-containing ores, scrap, &c., the amount of chlorinating agent is regulated so as to cause production of at least 10 per cent of chromous chloride. The chlorination is conducted at temperatures of above 900‹ C. in the presence of carbonaceous matter and with the addition of diluent gases Chromic chloride is also produced.. Specifications 509,368 and 562,163 are referred to.</p> |
