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151. The ways of Cu, Co and Ni loss in copper smelting and the technological mineralogy of copper smelting slags are summarized.

152. The selective reduction impoverishment of slag from copper smelting with addition of charcoal powder and stirring of inert gas is investigated by the aid of metallurgical analysis, SEM and EDX.

153. The coke ratio, flux, smelting temperature, smelting time on the main metal recovery, nickel grade and S, P content in were determined.

154. Titanium Steel, Monel, and other special requirements and according to the customer smelting and manufacturing.

155. The Mo recovery process was tested from the smelting slag of Bi reverberatory furnace by water quench leaching, and the tested process was compared with the present soda leaching process.

156. The results can be applied to the thermodynamic research of new copper smelting technologies adopting calcium ferrite slag.

157. From research, it was proved that smelting coal properties were important to COREX process.

158. Moreover, some of them are related to the inferior raw materials used and poor deoxidation in smelting of master alloy as well as to the contamination in powder treatment.

159. Skilled grasps the breakdown the diagnosis and removes the method, can guarantee the blast-furnace smelting the normal operation.

160. Numismatic evidence of the advances made by smelting technology in ancient India.

161. Applicable to electric furnaces from 3200KVA to 12500KVA for smelting ferro-alloy, carbide and yellow phosphorous, it can exercise such actions as holding, lifting, pressing and releasing.

162. According to variation of slag oxidizability and basicity with time, the routes of slag formation during smelting medium and low phosphorus liquid iron were discussed in detail.

162. Wish you can benefit from our online sentence dictionary and make progress day by day!

163. Main uses: flux for metallurgy, ceramic, glasswork, abrasive substance, foundry, refractory, smelting etc.

164. The practice of smelting ferromanganese silicon with slag of high carbon ferrochrome is introduced.

165. According to the requirement of smelting process for electrode control system, a fuzzy adaptive PID controller is presented and has been applied to practical control of electrode suc...

166. The cinder viscosity has important practical significance on the iron - smelting process.

167. This is very helpful for studying the exportation range of the products from the Dajing ancient copper smelting site and the metallurgical history in the western Liaoning Province.

168. Metallurgy To heat ( ores ) in a furnace in order to dehydrate, purify, or oxidize before smelting.

169. Chile, for instance, moved from basic industries such as mining, forestry, fishing and agriculture to aluminium smelting, salmon farming and winemaking thanks to a number of government initiatives.

170. The new system can combine with smelting arc current model, so optimum is ensured for performance of regulator in each smelting stage.

171. During smelting steel and iron, the temperature of molten steel and liquid iron is one of the most important parameters in steel trade.

172. The characteristics of double arch reverberatory furnace by coal-burning(DARFBCB) and the application results in zinc alloy smelting and zinc refining are described.

173. The aesthetics at that time is not only a creative process from nonexistence to ens but also a smelting process from indraught to assimilation and it even tried to construct its own system.