The Bottom-blown oxygen converter is a furnace developed by the company that is now part of the multinational company of what nationality?
Bottom-blown oxygen converter The Bottom-blown Oxygen Converter or BBOC is a smelting furnace developed by the staff at Britannia Refined Metals Limited (“BRM”), a British subsidiary of MIM Holdings Limited (which is now part of the Glencore group of companies). The furnace is currently marketed by Glencore Technology. It is a sealed, flat-bottomed furnace mounted on a tilting frame that is used in the recovery of precious metals. A key feature is the use of a shrouded lance to inject oxygen through the bottom of the furnace, directly into the precious metals contained in the furnace, to oxidize base metals or other impurities as part of their removal as slag.
Airflow Developments Airflow Developments Limited is a long-established British manufacturer of ventilation equipment more generally known as Airflow. Headquartered in the United Kingdom, it has subsidiaries in Germany and the Czech Republic and international distributors as far apart as Norway and New Zealand.