More specifically, the invention relates to direct contact heat exchange devices and methods which produce a cooled homogeneous fluid stream from a mixture of {HEAD ~ hot fluids} and {TAIL ~ cooler gases} within a multi step reaction bed device and process 
More specifically , the invention relates to direct contact heat exchange devices and methods which produce a cooled homogeneous fluid stream from a mixture of { HEAD ~ hot fluids } and { TAIL ~ cooler gases } within a multi step reaction bed device and process
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