2 patents
Utility
Method and apparatus for anaerobic sludge digestion mixing and heat exchange
27 Apr 21
The embodiments herein disclose a method and apparatus for mixing sludge retained in a digester.
David Thomas Creech, Koray Kuscu, Chelsea Erin LaHaye, Stephen Hsu
Filed: 5 Apr 19
Utility
Connection for refrigerated gas storage tank
2 Feb 21
A storage tank includes a tank roof and a tank sidewall.
John M. Blanchard, Mark Butts
Filed: 1 Nov 17
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