Metso has won a major order for the delivery of engineering and key process equipment for a new primary copper smelter ...

Engineers at Rice University have developed a new reactor that can convert carbon monoxide (CO) into acetic acid. Using tiny copper cubes as a catalyst, the device is relatively simple and can operate ...

Exclusivity period of 3-months to allow further detailed technical and engineering reviews including capital and operating cost estimates for the installation and operation of the sulfuric acid plant ...

Sorting Tests Reduced Acid Consumption, a Key Operating Cost Driver, on the Highest Acid Consuming Mineralized Material by Approximately 75% While Maintaining Copper Recovery Phoenix, ...

Chemical industry policies are closely linked to the development of the non-ferrous metals industry. The recent intensive ...

Add sulfuric acid to the list of challenges facing copper miners as the world clamors for more of the wiring metal. The compound, used to extract copper from ore, is getting harder to come by. A ...

TORONTO (Reuters) - Rio Tinto (RIO.L) (RIO.AX) lifted force majeure on Jan. 1 for shipments of refined copper and acid from its Kennecott mine in the United States, 79 days after declaring it could ...