31. Combined with a new oil-refining process , Indiana Standard created its exploration and production business, Stanolind, in 1931. 32. Meanwhile, the Nikkelverk operation began recovering cobalt alongside previous extractions in 1952, using a new refining process . 33. According to Hulme,'the first true brass'produced in England by this new refining process was exhibited in 1568. 34. Finally, the final refining process is electrolysis. 35. He developed a gas lighting system for the factory and the sugar refining process conceived by Baird. 36. Many consumers prefer unrefined sesame oil due to their belief that the refining process removes important nutrients. 37. A by-product of the refining process . 38. Our sugars are not shipped to a refinery, not re-melted and not subjected to an extensive refining process . 39. If successful the hot brines will also provide geothermal energy to power the lithium extraction and refining process . 40. The pig iron is subjected to a refining process , from which it emerges in the form of ingots.
