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Fumio Kajiyama

Tokyo Gas

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Publication

Featured researches published by Fumio Kajiyama.

Corrosion | 2004

Alternating Current Corrosion Risk Arising from Alternating Current-Powered Rail Transit Systems on Cathodically Protected Buried Steel Pipelines and Its Measures

Yuji Hosokawa; Fumio Kajiyama; T. Fukuoka

Abstract Field tests were conducted to assess alternating current (AC) corrosion risk on a cathodically protected steel pipeline buried near an AC-powered rail transit system. AC corrosion risk was...

Corrosion | 2004

New cathodic protection criteria based on direct and alternating current densities measured using coupons and their application to modern steel pipelines

Yuji Hosokawa; Fumio Kajiyama; Yasuo Nakamura

Abstract The risks of alternating current (AC) corrosion, overprotection, and stray direct current (DC) corrosion are increasing on cathodically protected buried steel pipelines due to the recent c...

Archive | 2002

New CP Criteria for Elimination of the Risks of AC Corrosion and Overprotection on Cathodically Protected Pipelines

Yuji Hosokawa; Yasuo Nakamura; Fumio Kajiyama

Zairyo-to-kankyo | 1997

Role of Sulfate-Reducing Bacteria in Corrosion of Type 316 Stainless Steel

Fumio Kajiyama

Archive | 2002

An Innovative Instrument for Evaluating CP Levels Liaison with Enhanced CP Maintenance Database

Yuji Hosokawa; Fumio Kajiyama; Yasuo Nakamura

Archive | 2007

Cathodic protection management system for pipeline, and cathodic protection management method

Fumio Kajiyama; 文夫 梶山

Zairyo-to-kankyo | 1991

The Role of Bacteria in the Graphitic Corrosion of Buried Ductile Cast Iron Pipes

Komei Kasahara; Fumio Kajiyama; Kiyoshi Okamura

Archive | 2009

METHOD AND SYSTEM FOR DETECTING ABNORMAL ACTION OF SELECTIVE DRAINAGE

Fumio Kajiyama; 文夫 梶山

Archive | 2008

Method and system for detecting abnormal operation of selective electric drainage apparatus

Fumio Kajiyama; 文夫 梶山

Archive | 2006

Method and device for reducing electromagnetically-induced voltage of underground pipeline

Yuji Hosokawa; Fumio Kajiyama; Makoto Kawakami; Ryuji Koga; 隆二 古賀; 川上 誠; 文夫 梶山; 裕司 細川

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Collaboration

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Yuji Hosokawa

Tokyo Gas

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Yasuo Nakamura

Tokyo Gas

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Kiyoshi Okamura

Tokyo Gas

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Komei Kasahara

Tokyo Gas

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Megumi Aoyama

Tokyo Gas

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Y Koyama

Tokyo Gas

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Akihiro Ametani

École Polytechnique de Montréal

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