DEVICE FOR COLLECTING GASES IN MOLTEN METAL AND MEASUREMENT METHOD

摘要

A device is provided for collection of gases in molten metals, the device having an immersion end with a gas collection body, a gas supply line opening at the immersion end, and a gas discharge line for gases penetrating the gas collection body. The gas collection body is impermeable to molten metal and has an end face arranged on the immersion end and side walls of the collection body. At least a portion of the gas collection body has a gas impermeable layer arranged on a surface of the side walls of the gas collection body. A measurement method is also provided using the device.