IP Library › Granted Patent US 4,568,457
Granted Patent Utility
US 4,568,457 · App. 06/546,800

Staged anaerobic reactor

Inventor: Richard A. Sullivan
Patented Case View Patent ↗
Granted: Feb 4, 1986 Filed: Oct 31, 1983
Inventor
Richard A. Sullivan
Assignee (at issue)
Envirex, Inc.

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Quick Facts
Patent No.
US 4,568,457
App. No.
06/546,800
Filed
1983-10-31
Granted
1986-02-04
Kind
A