Abstract: The invention provides a compressor for use as a secondary compressor for an ethylene polymerization tubular reactor comprising a motor and at least two compressor frames, at least one of the compressor frames being coupled to the motor by means of a contoured diaphragm flexible coupling.
Type:
Grant
Filed:
July 5, 2006
Date of Patent:
July 21, 2009
Assignee:
ExxonMobil Chemical Patents Inc.
Inventors:
Jan J. Naets, Philip H. Cornelissen, Christopher K. Morgan