Ultrafine bubble generating method, ultrafine bubble-containing liquid manufacturing apparatus and manufacturing method, and ultrafine bubble-containing liquid
AssigneeCanon Kabushiki Kaisha
InventorsMasahiko Kubota, Kenji Takahashi, Ikuo Nakazawa, Akitoshi Yamada, Nobuhisa Tanahashi, Yoshio Kinoshita
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Abstract
Ultrafine bubbles with a diameter of less than 1.0 μm are generated in liquid by causing film boiling in liquid by means of a heater.
Claims29
An ultrafine bubble generating method, comprising generating ultrafine bubbles by causing film boiling in liquid.
An ultrafine bubble generating method, comprising generating ultrafine bubbles in liquid by increasing a temperature of a surface of a heating portion provided inside the liquid to 300° C. or more and generating bubbles on the surface of the heating portion.
An ultrafine bubble-containing liquid manufacturing apparatus, comprising:
- a storage unit configured to store liquid in a position including a predetermined region;
- and
- a heating unit configured to generate ultrafine bubbles in the liquid by heating the liquid in the predetermined region and causing film boiling.
(canceled)
An ultrafine bubble-containing liquid, wherein a number of ultrafine bubbles contained in the liquid is 2.0 billion or more per ml.
29-31. (canceled)
Dependencies are inferred from the claim text.