Marathon Monitors and Control Systems (Beijing) Corp., a wholly owned subsidiary of Marathon Multinational Industries (MMI), has begun manufacturing, marketing and distribution of its "Carbonking" oxygen sensor for atmosphere heat-treating applications.

Marathon Monitors and Control Systems (Beijing) Corp.,a wholly owned subsidiary of Marathon Multinational Industries (MMI), has begun manufacturing, marketing and distribution of its "Carbonking" oxygen sensor for atmosphere heat-treating applications. The Carbonking sensors can be used in all heat-treat, carbon-controlled processes, including carburizing, carbonitriding, sintering and annealing.

This series of sensors, currently manufactured only in China, is derived from the designs of Marathon-Beijing's sister company,Marathon Sensors Inc. (Cincinnati, Ohio). In addition to sales within China, the Carbonking probe is also available for export throughout Asia.