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  1. Home
  2. Industrial Machinery
  3. 柳河エンジニアリング
Industrial Machinery
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柳河エンジニアリング

EstablishmentOctober 8, 1970
capital7064Ten thousand
number of employees60
addressTokyo/Fuchu-shi/1-16-3 Miyanishi Town, Daiichi Miyoshi Building 3F
phone042-365-3411
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last updated:Dec 10, 2025
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  • Products/Services(27)
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柳河エンジニアリング Company Overview

For anything related to dehydrators, please leave it to YANAGAWA. We will assist you at locations nationwide.

Ryuhwa Engineering has been manufacturing sludge dewatering machines for about 50 years since 1970. With our reliable technology cultivated over many years, we support water treatment in factories and water treatment facilities. Additionally, our headquarters (Tokyo), Mie branch, Osaka branch, and Fukuoka branch serve as reliable bases for after-sales service, providing all support consistently in-house. [Company Introduction Video] https://youtu.be/iS3L2ohMA_E?si=YUEiiEX7Jl5cI8jA

Business Activities

1. Manufacturing and sales of sludge and wastewater treatment equipment 2. Design, manufacturing, and sales of various filters 3. Installation work for machine tools 4. Design, manufacturing, and sales of precision sheet metal and enclosures 5. Sales and import/export of industrial chemicals and chemical products 6. Damage insurance agency business, insurance agency operations based on the Automobile Damage Insurance Act 7. Businesses incidental to the above items

Recommended information

Water treatment related equipment Pressurized floating device "EC type"

Water treatment related equipment Pressurized floating device "EC type"

No need for a compressor and easy to adjust! Achieved miniaturization! A complete set of equipment necessary for pressurized floating has been modularized.

The "EC type" generates fine pressurized water instantly with a single special pressurization pump unit, making it an easy-to-maintain device. 【Applications】 Removal of SS and oil content in the primary treatment of wastewater. By adopting a specially designed pump, maintenance efforts are reduced. 【Features】 ■ Generates fine pressurized water instantly with a single pressurization pump unit ■ Eliminates the need for a compressor, achieving compactness ■ Easy to adjust with simple valve operation, facilitating maintenance ■ Integrates all necessary equipment for pressurized flotation into a single unit *For more details, please refer to the PDF document or feel free to contact us.

Products/Services (27)

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[Case Study of Dehydrator Introduction] A Certain Food Factory product image
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[Case Study of Dehydrator Introduction] A certain grinding wastewater treatment company

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catalog(11)

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Water treatment related equipment Pressurized flotation device 'EC type'

Water treatment related equipment Pressurized flotation device 'EC type'

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Cubic Screen "CS30-S/D80/B20 Model"

Cubic Screen "CS30-S/D80/B20 Model"

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Automatic Dissolution Device for Liquid Polymer Coagulants 'YEL Series'

Automatic Dissolution Device for Liquid Polymer Coagulants 'YEL Series'

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One sheet of cloth type "Sekisui Dehydrator MZ-AP model"

One sheet of cloth type "Sekisui Dehydrator MZ-AP model"

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news(26)

Notice of Our Company's Year-End and New Year Holiday Closure

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We are pleased to hear that your company is doing well. We would like to express our sincere gratitude for your continued support. Our company will be closed for the year-end and New Year holidays during the following period: From Saturday, December 27, 2025, to Sunday, January 4, 2026. We will resume normal business operations from Monday, January 5. We apologize for any inconvenience this may cause and appreciate your understanding.

Dec 10, 2025

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Notice of Our Company's Summer Holiday Closure

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We are pleased to hear of your continued prosperity. We sincerely appreciate your exceptional support. Our company will be closed for summer vacation during the following period: 【 August 9, 2025 (Saturday) - August 17, 2025 (Sunday) 】 We will resume normal operations on August 18, 2025 (Monday). We apologize for any inconvenience this may cause and thank you for your understanding.

Jul 24, 2025

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水と人の未来を想う。.png

We have uploaded a company introduction video. Through water treatment equipment such as "sludge dewatering machines" and "pressurized flotation devices," we will contribute to a "sustainable society."

  • COMPANY

We have uploaded a company introduction video to YouTube. From now on, we at Yanagawa Engineering Co., Ltd. will continue to contribute to a sustainable society through water treatment equipment such as "sludge dewatering machines" and "pressure flotation devices."

Feb 10, 2025

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Detailed information

Company name 柳河エンジニアリング
number of employees60
Contact addresspostalcode 183-0022 Tokyo/ Fuchu-shi/ 1-16-3 Miyanishi Town, Daiichi Miyoshi Building 3FView on map TEL:042-365-3411 FAX:042-368-6388
Business LocationsClick here for the list
Industry Industrial Machinery
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