
Acoustic Monitoring International (AMI), USA
AMI manufactures online acoustic steam leak detection systems. These are installed in high-pressure power boilers, CFBC boilers, recovery boilers and feedwater heaters in utilities like paper, fertilizer, petrochemical and co-gen plants.

Bonnenberg + Drescher GmbH, Germany
Founded in 1971, Bonnenberg manufactures the acoustic gas temperature measurement system for automatic measurement of flue gas temperatures of up to 1900˚C without being impacted by radiation. These are installed in boilers in power, steel and cement plants, nuclear reactors and oil refineries.

Lenox Instrument Co., USA
Founded in 1920, Lenox is a global leader in high-temperature camera systems for remote viewing of combustion and process control in boilers, furnaces, degassers, incinerators, kilns and other applications in glass, cement, petro-chemical and steel plants. These cameras can withstand temperatures up to 2345˚C.