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M. Hiraoka
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Journal Articles

Sensor system using polarization analysis method to monitor oil-on-water in water purification plants and rivers

Y. Sanuki, M. Hiraoka, T. Ohto, H. Kanai, H. Tada
Water Sci Technol (2002) 45 (4-5): 167–174.
DOI: https://doi.org/10.2166/wst.2002.0578
Date Online: 01 February 2002
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Journal Articles

Advanced sludge thermal processes in Japan

M. Hiraoka
Water Sci Technol (1994) 30 (8): 139–148.
DOI: https://doi.org/10.2166/wst.1994.0398
Date Online: 01 October 1994
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Journal Articles

Operation results of the sewage sludge melting system and estimation of scale-up method for the reflector type melting furnace

M. Hiraoka, T. Hukui, A. Kimura, K. Shimizu, H. Takiguchi
Water Sci Technol (1994) 30 (8): 185–195.
DOI: https://doi.org/10.2166/wst.1994.0408
Date Online: 01 October 1994
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Journal Articles

Anaerobic Treatment of Sewage Sludge Treated by Catalytic Wet Oxidation Process in Upflow Anaerobic Sludge Blanket Reactors

J. J. Song, N. Takeda, M. Hiraoka
Water Sci Technol (1992) 26 (3-4): 867–875.
DOI: https://doi.org/10.2166/wst.1992.0467
Date Online: 01 August 1992
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Journal Articles

Sludge Melting Process with Hazardous Asbestos Wastes

S. Sakai, H. Takatsuki, M. Hiraoka, T. Tsunemi
Water Sci Technol (1991) 23 (10-12): 2029–2037.
DOI: https://doi.org/10.2166/wst.1991.0659
Date Online: 01 May 1991
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Journal Articles

Characteristics of Sewage Sludge Affecting Dewatering by Belt Press Filter

M. Hashimoto, M. Hiraoka
Water Sci Technol (1990) 22 (12): 143–152.
DOI: https://doi.org/10.2166/wst.1990.0109
Date Online: 01 December 1990
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Journal Articles

Commercialization of Pressurized Electroosmotic Dehydrator (PED)

S. Kondoh, M. Hiraoka
Water Sci Technol (1990) 22 (12): 259–268.
DOI: https://doi.org/10.2166/wst.1990.0120
Date Online: 01 December 1990
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Journal Articles

Melting System for Sewage Sludge

S. Oku, T. Kasai, M. Hiraoka, N. Takeda
Water Sci Technol (1990) 22 (12): 319–327.
DOI: https://doi.org/10.2166/wst.1990.0126
Date Online: 01 December 1990
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Journal Articles

Sewage Sludge Melting Process: Preliminary System Design and Full-Scale Plant Study

S. Sakai, M. Hiraoka, N. Takeda, T. Tsunemi
Water Sci Technol (1990) 22 (12): 329–338.
DOI: https://doi.org/10.2166/wst.1990.0127
Date Online: 01 December 1990
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Journal Articles

System Identification and Control of the Activated Sludge Process by Use of a Statistical Model

M. Hiraoka, K. Tsumura
Water Sci Technol (1989) 21 (10-11): 1161–1172.
DOI: https://doi.org/10.2166/wst.1989.0316
Date Online: 01 October 1989
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Journal Articles

System Design and Full-Scale Plant Study on a Drying-Incineration System for Sewage Sludge

S. Sakai, M. Hiraoka, N. Takeda, I. Ohhama
Water Sci Technol (1989) 21 (10-11): 1453–1466.
DOI: https://doi.org/10.2166/wst.1989.0342
Date Online: 01 October 1989
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Journal Articles

Sewage Sludge Melting Process by Coke-Bed Furnace: System Development and Application

N. Takeda, M. Hiraoka, S. Sakai, K. Kitai, T. Tsunemi
Water Sci Technol (1989) 21 (8-9): 925–935.
DOI: https://doi.org/10.2166/wst.1989.0295
Date Online: 01 August 1989
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Journal Articles

Highly Efficient Anaerobic Digestion with Thermal Pretreatment

M. Hiraoka, N. Takeda, S. Sakai, A. Yasuda
Water Sci Technol (1985) 17 (4-5): 529–539.
DOI: https://doi.org/10.2166/wst.1985.0157
Date Online: 01 April 1985
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Journal Articles

Flexible Modelling of the Activated Sludge System – Theoretical and Practical Aspects

M. S. Sheffer, M. Hiraoka, K. Tsumura
Water Sci Technol (1985) 17 (2-3): 247–258.
DOI: https://doi.org/10.2166/wst.1985.0134
Date Online: 01 February 1985
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Journal Articles

Suppression of Actinomycete Scum Production – A Case Study at Senboku Wastewater Treatment Plant, Japan

M Hiraoka, K Tsumura
Water Sci Technol (1984) 16 (10-11): 83–90.
DOI: https://doi.org/10.2166/wst.1984.0214
Date Online: 01 October 1984
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