STENBERG FLYGT AB innovation strategy

Patent filings in countries

#	Technology
#1	Water treatment
#2	Climate change mitigation in wastewater treatment
#3	Non-positive-displacement pumps
#4	Pistons and sealings
#5	Unspecified technologies
#6	Pipes
#7	Mixing
#8	Unspecified technologies
#9	Climate change adaptation technologies
#10	Systems controlling non-electric variables

Publication	Filing date	Title
DE2500616A1	1975-01-09	METHOD FOR BIOLOGICAL PURIFICATION OF WASTE WATER
GB1338335A	1972-01-31	Water pumping apparatus
US3770181A	1971-12-07	Sealing ring for slide-ring seals
GB1355869A	1971-08-06	Device for purification of sewage
FR2079134A5	1971-02-26	Removing org impurities from liquids
DE2058636A1	1970-11-28	Valve device for piston pumps or the like.
DE2058637A1	1970-11-28	Delay device in oil pumps, in particular oil burner pumps or the like.
US3687576A	1970-11-05	Guiding device for pumps lowerable in shafts
DE2041983A1	1970-08-25	Pump arrangement
DE2041984A1	1970-08-25	Self-coupling pump unit
GB1320759A	1970-06-11	Apparatus for sewage treatment
CA924185A	1970-04-07	Pump unit
US3656871A	1970-03-24	Pump unit
US3705602A	1969-12-31	Spring biased check valve for pipe branches
DE1965108A1	1969-12-27	Check valve
US3540747A	1969-10-17	Sealing member
GB1268426A	1969-10-17	Method for the aeration of a liquid and a device for its implementation
ES369180A1	1969-07-04	Device for the aeration of a suspension or of a liquid, for example, hundred or of black waters. (Machine-translation by Google Translate, not legally binding)
FR2050843A5	1969-06-26	Foam block for effluent-treating aeration - basis
GB1247395A	1969-06-11	Device for aeration of a suspension or liquid, for example sludge or sewage water