Miller process amount of gold in the form of chloroauric acid which the Wohlwill process permanently requires for the electrolyte. Miller process The Miller process is an industrial-scale chemical procedure used to refine gold to a high degree of purity (99.95%). It was invented by Francis Bowyer Miller ( patented 1867). This chemical process involves blowing a stream of pure chlorine gas over and through a crucible filled with molten, but impure, gold. This process purifies the gold because nearly all other elements will form chlorides before gold does, and they can then be removed as salts that are insoluble in the
Refine M5 it between the Refine M4 and Refine M6 MPVs within a long line of products. The second generation Refine M5 MPV was priced from 139,500 to 166,500 yuan. Refine M5 The Refine M5 (瑞風, Ruifeng M5) is a light commercial, 4-door van built by the JAC Motors (Jianghuai Auto Corporation) in China since 2002. The first generation Refine M5 MPV started out as a rebadged first generation Hyundai Starex due to the joint venture between Hyundai and JAC Motors with JAC building rebadged Hyundai Starexs under license in March 2002. The original name at launch was simply JAC Refine, later,