UNDERWATER BUBBLE DETECTING METHOD, AND DEGASSING AGENT ADDING METHOD EMPLOYING SAME

Title:

UNDERWATER BUBBLE DETECTING METHOD, AND DEGASSING AGENT ADDING METHOD EMPLOYING SAME

Document Type and Number:

WIPO Patent Application WO/2023/214490

Kind Code:

A1

Abstract:

Provided is an underwater bubble detecting method, and a degassing agent adding method employing the same, capable of accurately and easily detecting bubbles in water containing a fibrous material and bubbles, even if the water is inside a water feed pipe. In this underwater bubble detecting method, bubbles in water containing a fibrous material and bubbles are detected by measuring the intensity of ultrasonic waves received by a receiving unit of a transmission type ultrasonic sensor.

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Inventors:

SONODA YUUJI (JP)
SAIGUSA TAKASHI (JP)
FUTAKI SAKAE (JP)

Application Number:

PCT/JP2023/013813

Publication Date:

November 09, 2023

Filing Date:

April 03, 2023

Export Citation:

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Assignee:

KURITA WATER IND LTD (JP)

International Classes:

G01N29/032

Foreign References:

JP2019090614A	2019-06-13
US5891307A	1999-04-06

Attorney, Agent or Firm:

OHTANI PATENT OFFICE (JP)

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