Acoustophoretic separation technology using multi-dimensional standing waves

B Lipkens, J Dionne, WM Presz Jr… - US Patent …, 2016 - Google Patents
A system having improved trapping force for acoustophoresis is described where the
trapping force is improved by manipulation of the frequency of the ultrasonic transducer. The …

Acoustophoretic multi-component separation technology platform

B Lipkens, J Dionne, TJ Kennedy III - US Patent 10,040,011, 2018 - Google Patents
A system having improved trapping force for acoustophoresis is described where the
trapping force is improved by manipulation of the frequency of the ultrasonic transducer. The …

Fluid dynamic sonic separator

WM Presz Jr, B Lipkiens, J Dionne… - US Patent …, 2017 - Google Patents
An acoustic standing wave is utilized to separate components from a multi-component fluid,
such as animal cells from fluid-cell mixture, in a fluid flow scheme with an acoustophoresis …

Acoustic methods for separation of cells and pathogens

R Gilmanshin, B Lipkens - US Patent 10,161,926, 2018 - Google Patents
Devices and methods for inspecting, detecting, isolating, monitoring, characterizing, or
separating pathogens in blood containing blood cells are disclosed. The devices include a …

Acoustophoretic device with piezoelectric transducer array

B Lipkens, J Dionne - US Patent 9,457,302, 2016 - Google Patents
An apparatus for separating particles from a fluid stream includes a flow chamber that has at
least one inlet and at least one outlet. At least one ultrasonic transducer is located on a wall …

Acoustophoretic device for angled wave particle deflection

B Lipkens, WM Presz, K Chitale, TJ Kennedy III… - US Patent …, 2017 - Google Patents
Devices for separating materials from a host fluid are disclosed. The devices include a flow
chamber, an ultrasonic transducer, and a reflector. The ultrasonic transducer and reflector …

Acoustic manipulation of particles in standing wave fields

B Lipkens, B Ross-Johnsrud, E Zabolotskaya… - US Patent …, 2017 - Google Patents
A method for separating a second fluid or a particulate from a host fluid is disclosed. The
method includes flowing the mixture through an acoustophoretic device comprising an …

Bioreactor using acoustic standing waves

B Lipkens, L Masi, S Kowalski III, WM Presz Jr… - US Patent …, 2016 - Google Patents
A perfusion bioreactor includes at least one ultrasonic transducer that can acoustically
generate a multi-dimensional standing wave. The standing wave can be used to retain cells …

Large scale acoustic separation device

B Lipkens, WM Presz Jr, J King, J Barnes… - US Patent …, 2017 - Google Patents
Devices for separating a host fluid from a second fluid or particulate are disclosed. The
devices include an acoustic chamber, a fluid outlet at a top end of the acoustic chamber, a …

Ultrasound and acoustophoresis for water purification

J Dionne, B Lipkens, E Rietman - US Patent 9,410,256, 2016 - Google Patents
US9410256B2 - Ultrasound and acoustophoresis for water purification - Google Patents
US9410256B2 - Ultrasound and acoustophoresis for water purification - Google Patents …