Isbn: 9787807345657 - 电热法黄磷电尘中镓的提取研究 (1 risultati)

paperback. Condizione: New. Language:Chinese.Pages Number: 159 Publisher: Yellow River Water Conservancy Publishing House Pub. Date :2009-03. electronic dust in the electrothermal method gallium phosphorus extraction study method of phosphorus from the electric power recovery of gallium in the process of dust. using a variety of physical and chemical methods of investigation of the electric dust the existence of gallium and phosphorus in the form. after exploratory trials. made a strong acid curing flood of new technolo.…