Valmet Ab

Robert H Miller, Iii

Mikhail Y Shekhter

Kristen K Bandle

A through-air apparatus for drying or bonding paper, tissue, or nonwoven webs is provided. The apparatus includes a web-carrying structure configured to move and a first component having at least one sealing element adjacent the web-carrying structure, where the sealing element is configured to reduce the infiltration of ambient air into the through-air apparatus. The apparatus also includes at least one channel configured to direct air to the sealing element to reduce the infiltration of ambient air into the through-air apparatus. A method of operating a through-air apparatus for drying or bonding paper, tissue, or nonwoven webs is also provided. The method includes directing air to a sealing element to reduce the infiltration of ambient air into the through-air apparatus.

Through-air apparatus to reduce infiltration of ambient air

A mounting system for a laser detection sensor in a ductwork for the detection of unburnt fuel is provided. The mounting system includes a laser transmitter mount configured to provide adjustment of a laser transmitter and a laser receiver mount configured to provide adjustment of a laser receiver. The mounting system also includes a laser path extending between the laser transmitter and the laser receiver that includes an entrance port in the ductwork and an exit port in the ductwork. The mounting system also includes a flexible joint in the mounting system, where the flexible joint is configured to isolate at least one of the laser transmitter and the laser receiver from movement of the ductwork.

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Gray, ME, United States of America

Robert H Miller, Iii