Provided is a microbubble generating device with a simple structure that can stably and continuously discharge microbubbles in larger volumes from a discharge section. The microbubble generating device is provided with: a liquid introduction section 2 for introducing a liquid L1 within a tank T; a gas introduction section 3a for introducing a gas; a pressure feed section 4 for pressure feeding a liquid fluid L2 fed via the liquid introduction section 2 and the gas fed via the gas introduction section 3a; a microbubble generating section 5 for generating microbubbles B in the liquid fluid L2 pressure fed by the pressure feed section 4 and discharging the liquid fluid to the liquid L1; and a discharge flow rate adjustment section 55 for adjusting the discharge volume of the liquid fluid L2.

An apparatus can include a generally planar portion approximately in a plane. The apparatus can also include a lip portion extending in a direction generally orthogonal to the plane. The generally planar portion is joined to the lip portion at a circumferential edge of the generally planar portion to form a cover for a beverage container. Likewise, a method can include providing contact information on a disposable cover adapted to cover a beverage container. The contact information is not necessarily provided by the manufacturer of the beverage or beverage container. The method can also include receiving contact from a user of the disposable cover. The method can further include coordinating the delivery of a service to the user of the disposable cover responsive to the contact received from the user.

A fine bubble generating method and apparatus capable of generating fine bubbles having nano-order diameters including a storage tank for storing liquid, a liquid feeding unit for suctioning and feeding the liquid stored in storage tank, a bubble supply unit for supplying bubbles into the liquid which is being fed by liquid feeding unit, and a storage tank for storing the liquid into which bubbles have been supplied by bubble supply unit. Pure water is introduced into storage tank, a liquid feeding pump of the liquid feeding unit is actuated, and air is discharged from a gas discharge head of type A in a bubble supply portion while pure water in storage tank is fed to the bubble supply portion, whereby bubbles are supplied into the pure water passing through bubble supply portion in a turbulent state, and the pure water containing bubbles is fed into storage tank and stored.

The present invention discloses a device for light-treating a fluid having base having an internal hollow portion for housing electronic components, a transparent medium on a top of portion of the base on which a fluid vessel rests, a light emitting element (LEE) for producing light located in the base and positioned toward the top portion of the based where the fluid vessel rests, a processor in communication with the LEE, a user interface for inputting characteristics about the fluid to be treated, wherein the processor, based on the input, controls at least one of the intensity or duration of the light produced by LEE. A system and method for treating a fluid is also disclosed.

Provided is a microbubble generating device with a simple structure that can stably and continuously discharge microbubbles in larger volumes from a discharge section. The microbubble generating device is provided with: a liquid introduction section 2 for introducing a liquid L1 within a tank T; a gas introduction section 3a for introducing a gas; a pressure feed section 4 for pressure feeding a liquid fluid L2 fed via the liquid introduction section 2 and the gas fed via the gas introduction section 3a; a microbubble generating section 5 for generating microbubbles B in the liquid fluid L2 pressure fed by the pressure feed section 4 and discharging the liquid fluid to the liquid L1; and a discharge flow rate adjustment section 55 for adjusting the discharge volume of the liquid fluid L2.

A method is provided for producing fine-bubble water by resonance foaming and vacuum cavitation, and a device for manufacturing each of ultra-fine-bubble water of hydrogen gas having a reducing radical function, ultra-fine-bubble water of air and oxygen gas having an oxidizing radical function, ozone ultra-fine-bubble water having a sterilization function enabled by ozone, and fine-bubble water of nitrogen/carbon dioxide gas for increasing the ability to preserve the freshness of raw agricultural products, livestock products, and marine products.

A nanobubble-producing apparatus includes a liquid vat provided with a bubble-containing-liquid inlet in an upper part thereof and a bubble-containing-liquid outlet in a bottom part thereof, a microbubble-containing-liquid supply unit to supply microbubble-containing liquid that contains microbubbles to the bubble-containing-liquid inlet of the liquid vat, an ultrasonic collapse unit to radiate ultrasonic waves to the inside of the liquid vat so that an ultrasonic collapse field in which the collapsing of the microbubbles with the ultrasonic waves is concentrated and nanobubbles are generated is formed at a location where the microbubble-containing liquid supplied into the liquid vat through the bubble-containing-liquid inlet flows downward, and a nanobubble-containing-liquid extraction portion where the nanobubble-containing liquid that contains the nanobubbles generated by the ultrasonic collapse unit is taken out of the liquid vat through the bubble-containing-liquid outlet.

The embodiments of the present disclosure disclose an ultrasonic microbubble generation method, apparatus and system. The apparatus comprises a horn-shaped conductor including an upper horn-shaped body and a lower cylindrical body; the horn-shaped body is provided with a cavity having an upper opening, an upper end of the cavity is fixedly connected with a micropore vibration thin sheet, a micropore array of the micropore vibration thin sheet is corresponding to the upper opening of the cavity, and a side wall of the cavity is provided with a through hole for external gas to enter the cavity; the cylindrical body is provided with a transducing ring and an electrode sheet, an outer side of the cylindrical body is insulated and sealed, and a connection wire of the electrode sheet is led out by a steel pipe and connected with an external ultrasonic oscillation controller.

An apparatus comprises a separator, a compressor, a mixer and a pump. The separator operates on an input gas mixture comprising carbon dioxide gas and one or more other gases, providing a separated carbon dioxide gas output. A compressor compresses the separated carbon dioxide gas output, providing a second output comprising at least one of gaseous carbon dioxide and liquid carbon dioxide. A mixer mixes the second output with liquid water under pressure to provide a third output comprising: at least one of liquid carbon dioxide and gaseous carbon dioxide; and water with dissolved carbon dioxide. A pump pumps the third output into an underground structure such that components of the third output react with available rock surfaces to form stable carbonates.

Provided is a bubble volume control method and apparatus, and more particularly, to a bubble volume control method and apparatus for controlling the volume of a bubble by increasing or decreasing the volume of the bubble by emitting an ultrasonic wave having a resonance frequency corresponding to the size of the bubble located at the bottom of a container containing a liquid, such as water with bubbles composed of air, vapor, etc., toward the bubble by using an ultrasonic generator above the container, and maximizing a function of adjusting the volume of a bubble through a resonance effect by adjusting a liquid surface height of a liquid with the bubble according to a wavelength of an emitted ultrasonic wave.