Patent ID: 6279882
Filing Date: 2001-08-28
Classification: A61L,B01F,C02F,Y10S

Abstract:
An apparatus for oxygenating a liquid, comprising:a liquid pump;supply piping having an inlet connected to said pump and an outlet;an injector having a liquid inlet forming a nozzle, a liquid outlet and an oxygen inlet, said oxygen inlet intermediate said liquid inlet and said liquid outlet, said outlet of said supply piping connected to said liquid inlet of said injector, said injector arranged such that said injector liquid inlet is above said injector liquid outlet;a first diffuser having an inlet, an outlet and a diverging inside surface, said injector liquid outlet connected to said first diffuser inlet, said first diffuser inlet above said first diffuser outlet;a second diffuser having an inlet, an outlet and a diverging inside surface, said second diffuser outlet larger than said first diffuser outlet, said second diffuser inlet above said second diffuser outlet, said second diffuser inlet in fluid communication with said first diffuser outlet, whereby a liquid is conducted from said pump through said supply piping and downward through said injector and said first diffuser to said second diffuser; anda variable liquid pressure regulating device located downstream of said second diffuser outlet, oxygenated liquid being conducted through said liquid pressure regulating device, the flow of liquid flowing through said apparatus being variably restricted by said liquid pressure regulating device, whereby the pressure of the liquid in said apparatus is regulated.