JPS5235448A - Automatic control for oxygen quantity left in methane gas tank - Google Patents

Automatic control for oxygen quantity left in methane gas tank

Info

Publication number
JPS5235448A
JPS5235448A JP50111990A JP11199075A JPS5235448A JP S5235448 A JPS5235448 A JP S5235448A JP 50111990 A JP50111990 A JP 50111990A JP 11199075 A JP11199075 A JP 11199075A JP S5235448 A JPS5235448 A JP S5235448A
Authority
JP
Japan
Prior art keywords
gas tank
methane gas
oxygen quantity
automatic control
quantity left
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP50111990A
Other languages
Japanese (ja)
Inventor
Hirosuke Yamamoto
Yasue Sasaki
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nihon Kentetsu Co Ltd
Original Assignee
Nihon Kentetsu Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Nihon Kentetsu Co Ltd filed Critical Nihon Kentetsu Co Ltd
Priority to JP50111990A priority Critical patent/JPS5235448A/en
Publication of JPS5235448A publication Critical patent/JPS5235448A/en
Pending legal-status Critical Current

Links

Classifications

    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W10/00—Technologies for wastewater treatment
    • Y02W10/10—Biological treatment of water, waste water, or sewage

Landscapes

  • Activated Sludge Processes (AREA)
  • Control Of Non-Electrical Variables (AREA)

Abstract

PURPOSE: To control oxygen quantity left in a methane gas tank automatically, when polluted water containing organic substance is purified by active mud or contact oxidization method.
COPYRIGHT: (C)1977,JPO&Japio
JP50111990A 1975-09-16 1975-09-16 Automatic control for oxygen quantity left in methane gas tank Pending JPS5235448A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50111990A JPS5235448A (en) 1975-09-16 1975-09-16 Automatic control for oxygen quantity left in methane gas tank

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50111990A JPS5235448A (en) 1975-09-16 1975-09-16 Automatic control for oxygen quantity left in methane gas tank

Publications (1)

Publication Number Publication Date
JPS5235448A true JPS5235448A (en) 1977-03-18

Family

ID=14575169

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50111990A Pending JPS5235448A (en) 1975-09-16 1975-09-16 Automatic control for oxygen quantity left in methane gas tank

Country Status (1)

Country Link
JP (1) JPS5235448A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5151108A (en) * 1974-10-29 1976-05-06 Kumagai Gumi Co Ltd CHICHUKUTSUSAKUMIZOANANAI NIOKERU ANTEIEKITOTANO ZAIRYOTONO KAKUHANKONGOHOHO
JPS5667005A (en) * 1979-11-07 1981-06-05 Kumagai Gumi Co Ltd Construction of vibration dampening wall
JPS59158823A (en) * 1983-03-02 1984-09-08 Kunimitsu Yamada Construction work of prestressed concrete structure under ground

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5151108A (en) * 1974-10-29 1976-05-06 Kumagai Gumi Co Ltd CHICHUKUTSUSAKUMIZOANANAI NIOKERU ANTEIEKITOTANO ZAIRYOTONO KAKUHANKONGOHOHO
JPS5852053B2 (en) * 1974-10-29 1983-11-19 株式会社熊谷組 Chichiyuukutsusakumizoananai Niokeru Anteiekitotano Zairiyoutono Kakuhankongohouhou
JPS5667005A (en) * 1979-11-07 1981-06-05 Kumagai Gumi Co Ltd Construction of vibration dampening wall
JPS5818486B2 (en) * 1979-11-07 1983-04-13 株式会社熊谷組 How to build a vibration isolation wall
JPS59158823A (en) * 1983-03-02 1984-09-08 Kunimitsu Yamada Construction work of prestressed concrete structure under ground
JPH0525965B2 (en) * 1983-03-02 1993-04-14 Kunimitsu Yamada

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