|
MX2019014205A
|
|
Bar screen filter apparatus and method.
|
|
CA3052200A1
|
|
Perforated screen conversion kit
|
|
AU2015231213A1
|
|
Wastewater treatment apparatus with dual-level control, dual-level control system and treatment process
|
|
US2013264296A1
|
|
Filtering apparatus for removing solid material from a fluid in a channel
|
|
US2013284660A1
|
|
Care-free pumped or gravity flow rotating drum screen with stationary stabilization pad assemblies
|
|
US2013154132A1
|
|
Liftable aeration assembly and methods of placing an aeration assembly into a receptacle
|
|
WO2013023034A1
|
|
Method and apparatus for separating solid impurities from a fluid
|
|
AU2010340292A1
|
|
Method and computer program product for treating liquid containing impurities
|
|
US2009026152A1
|
|
Modular filter and vacuum head assembly for a filtering apparatus
|
|
CN101319989A
|
|
Gas concentration detection method and apparatus thereof
|
|
MX2008014401A
|
|
Method and apparatus for removing impurities in rejects from sequential filters using separate treatment units.
|
|
US2007215525A1
|
|
Method and apparatus for washing sand
|
|
US2008179244A1
|
|
Drain-flush sequence and system for filter module
|
|
EP1945740A2
|
|
Flexible aeration panel and methods of use
|
|
US2007126135A1
|
|
Flexible aeration panel and methods of use
|
|
CN101316795A
|
|
Denitrification process and system
|
|
US2007144966A1
|
|
Denitrification process
|
|
US6517714B2
|
|
Treatment of liquids with ballasted flocculation
|
|
US6733670B2
|
|
Apparatus and method for rehabilitating a traveling bridge filter underdrain
|
|
US6426005B1
|
|
Sequential descending bed filters with reject/washwater containing impurities being fed to a separate unit for elimination of impurities
|
