Tsutomu Okubo
Kisarazu, Japan
Last Updated: 09/26/2026
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Found 15 publications
New concept for an aerobic sludge digestion process without aeration using sponge carriers.
Journal: Environmental technology
Published: October 31, 2025
Distinct comammox Nitrospira in high-rate down-flow hanging sponge reactor treating municipal wastewater.
Journal: Bioresource technology
Published: April 02, 2024
Full-scale application of a down-flow hanging sponge reactor combined with a primary sedimentation basin for domestic sewage treatment.
Journal: Bioprocess and biosystems engineering
Published: October 19, 2021
Characterization of downflow hanging sponge reactors with regard to structure, process function, and microbial community compositions.
Journal: Applied microbiology and biotechnology
Published: June 29, 2018
Assessment of UASB-DHS technology for sewage treatment: a comparative study from a sustainability perspective.
Journal: Environmental technology
Published: March 21, 2018
Characterization of sludge properties for sewage treatment in a practical-scale down-flow hanging sponge reactor: oxygen consumption and removal of organic matter, ammonium, and sulfur.
Journal: Water science and technology : a journal of the International Association on Water Pollution Research
Published: February 13, 2018
Microfluidic PCR Amplification and MiSeq Amplicon Sequencing Techniques for High-Throughput Detection and Genotyping of Human Pathogenic RNA Viruses in Human Feces, Sewage, and Oysters.
Journal: Frontiers in microbiology
Published: January 04, 2018
Defining microbial community composition and seasonal variation in a sewage treatment plant in India using a down-flow hanging sponge reactor.
Journal: Applied microbiology and biotechnology
Published: October 14, 2017
Characteristics of DO, organic matter, and ammonium profile for practical-scale DHS reactor under various organic load and temperature conditions.
Journal: Environmental technology
Published: April 08, 2017
Development of a new non-aeration-based sewage treatment technology: Performance evaluation of a full-scale down-flow hanging sponge reactor employing third-generation sponge carriers.
Journal: Water research
Published: February 26, 2016
Recovery of partial nitrification in a down-flow hanging sponge reactor by salt shock loading.
Journal: Journal of environmental science and health. Part A, Toxic/hazardous substances & environmental engineering
Published: December 15, 2015
Last Updated: 09/26/2026