Provided is an ultrafine bubble generating apparatus that generates ultrafine bubbles by generating film boiling by causing a heater provided in a liquid to generate heat, the ultrafine bubble generating apparatus including: an element substrate including a first heater that generates the film boiling in the liquid and a second heater that is arranged adjacent to the first heater, in which the first heater and the second heater are driven in different timings.

The present disclosure relates to a mixing unit. In one implementation, the unit may include a low-pressure vessel, a liquid supply system in communication with the vessel via a liquid inlet, a powder supply system in communication with the vessel via a powder inlet, and a discharge system in communication with the vessel via a product outlet. The liquid supply system may include a deaeration system, the powder supply system may include an air separator, and the discharge system may include a pump for increasing the pressure of the mixed product by pumping the mixed product.

The present disclosure relates to an extrusion apparatus comprising: a) a planetary roller extruder; b) a melt pump arranged downstream of the extruder; c) optionally, a fluid feeding equipment; d) a static cooling mixer equipment arranged downstream of the melt pump; e) a foaming equipment arranged downstream of the static cooling mixer equipment. The present disclosure also relates to a process of manufacturing a foamed polymeric composition and uses thereof.

A method and device for mixing plastic from liquid components in a mixer (8) and conveying it through a line (10) into a mould (12), in particular for vacuum infusion, characterised in that the components are each pumped by means of a pump (24) from their own respective component container (22) into a mixer (8) and are mixed therein, that these volume flows are controlled by a controller (26) in such a manner that they supply the components to the mixer (8) in a specific ratio, that the pressure loss in the line (10), between a pressure sensor in one of the component supply lines (32) leading to the mixer (8) and the mould (12), is determined, and that the pressure is measured by the pressure sensor and supplied to a controller (26) which, taking into consideration the determined pressure loss, controls the volume flows such that the pumps (24) supply the components to the mixer (8) at a pressure that is greater than the ambient pressure or than another specific pressure that should not be exceeded in the mould (12) by at most the pressure loss.

An ultra-fine bubble-containing liquid generating apparatus (UFB-containing liquid generating apparatus) includes a dissolving unit that generates a gas dissolving liquid and an ultra-fine bubble generating unit that generates ultra-fine bubbles in the gas dissolving liquid. Additionally, the UFB-containing liquid generating apparatus includes a temperature controlling unit that controls at least one of temperatures of the dissolving unit and the ultra-fine bubble generating unit such that the temperature of the ultra-fine bubble generating unit is equal to or lower than the temperature of the dissolving unit.

A manufacturing apparatus for a solidified matter of an ultra-fine bubble (UFB)-containing liquid includes: a UFB generating unit that generates the UFB-containing liquid; and a cooling unit that generates the solidified matter of the UFB-containing liquid by cooling the UFB-containing liquid. The cooling unit cools the ultra-fine bubble-containing liquid such that a first solidified portion and a second solidified portion at a lower ultra-fine bubble concentration than that of the first solidified portion are formed in the solidified matter.

Provided is a UFB generating apparatus capable of manufacturing an ozone UFB-contained liquid with high purity and quality. To this end, in the UFB generating apparatus capable of generating UFBs containing ozone by causing film boiling in ozone water, a liquid contact portion to come into contact with the ozone water is made of a material with corrosion resistance to ozone water.

Provided is an ultra-fine bubble-containing liquid manufacturing apparatus that can suppress viable cell contamination inside a UFB generating unit. To this end, it is provided with an ultra-fine bubble generating unit that generates an ultra-fine bubble by making film boiling by a heating unit in a liquid in which a gas is dissolved, and a radiating unit that is capable of irradiating a wetted portion of the ultra-fine bubble generating unit with ultraviolet rays.

The present invention provides an ultrafine bubble-containing liquid producing apparatus capable of reducing the possibility of intermitting supply of a UFB-containing liquid. An ultrafine bubble-containing liquid producing apparatus includes producing units that produce an ultrafine bubble-containing liquid containing ultrafine bubbles by using a liquid supplied from a liquid introducing unit and deliver the produced ultrafine bubble-containing liquid to a liquid delivering unit. The producing units include a plurality of ultrafine bubble generating units capable of operating independently. Each of the plurality of ultrafine bubble generating units is provided to be capable of independently switching between communicating with and being disconnected from the liquid introducing unit and the liquid delivering unit.

Provided is an UFB generating apparatus and an UFB generating method capable of efficiently generating an UFB-containing liquid with high purity. The ultrafine bubble generating apparatus includes a generating unit that generates ultrafine bubbles in a liquid and a post-processing unit that performs predetermined post-processing on the ultrafine bubble-containing liquid generated by the generating unit. The generating unit generates the ultrafine bubbles by causing a heating element, which is provided in the liquid on which the pre-processing is performed, to generate heat to generate film boiling on an interface between the liquid and the heating element.