AMERICAN CENTRIFUGAL CORP innovation strategy

Patent filings in countries

#	Technology
#1	Centrifuges
#2	Refining
#3	Water treatment
#4	Climate change mitigation in wastewater treatment
#5	Unspecified technologies
#6	Separation
#7	Cremation furnaces

Publication	Filing date	Title
US2334703A	1940-08-08	Art of clarifying liquids
GB513827A	1938-01-06	Improvements in or relating to the treatment and disposal of sewage and like waste material
GB512513A	1938-01-06	Improvements in or relating to methods and apparatus for treating sewage, sludges and the like
US2230386A	1937-08-12	Separation of solids from liquids
GB480634A	1937-04-20	Improvements in or relating to centrifugal separating apparatus and process
US2230385A	1937-01-06	Method and apparatus for treating sewage sludges and the like
US2230013A	1936-05-04	Centrifugal separating equipment
US2228017A	1936-02-03	Sewage disposal
GB454800A	1935-04-23	Improvements in continuous automatic centrifugal separating machines
GB454799A	1935-04-23	Improvements in continuous automatic centrifugal separating machines
GB453651A	1935-02-15	Improvements in continuous automatic centrifugal separating machines
US2078273A	1935-01-30	Centrifugal machine
US2080874A	1934-12-26	Electrical control for centrifugal separating machines
US2056891A	1934-11-19	Centrifugal separating machine
US2056890A	1934-10-24	Centrifugal separating machine
US2058497A	1934-04-28	Centrifugal separating machine
US2056889A	1934-04-23	Centrifugal separating machine
US2056887A	1934-04-12	Centrifugal separating machine
US2056888A	1934-04-12	Centrifugal separating machine
US2100669A	1934-03-09	Centrifugal separating machine and method of treating sludges