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Class Information
Number: 261/DIG.29
Name: Gas and liquid contact apparatus > Heaters submerged in liquid

Patents under this class:

Patent Number Title Of Patent Date Issued
6135433 Continuous gas saturation system and method Oct. 24, 2000
6059965 Process and device to sterilize a stream of water May. 9, 2000
5855823 Steam humidifier Jan. 5, 1999
4370151 Process and apparatus for gassing liquids Jan. 25, 1983

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