JPH0222075Y2 - - Google Patents

Info

Publication number
JPH0222075Y2
JPH0222075Y2 JP1984140593U JP14059384U JPH0222075Y2 JP H0222075 Y2 JPH0222075 Y2 JP H0222075Y2 JP 1984140593 U JP1984140593 U JP 1984140593U JP 14059384 U JP14059384 U JP 14059384U JP H0222075 Y2 JPH0222075 Y2 JP H0222075Y2
Authority
JP
Japan
Prior art keywords
boss portions
boss
contact material
plate
contact
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.)
Expired
Application number
JP1984140593U
Other languages
English (en)
Japanese (ja)
Other versions
JPS6155998U (en]
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 filed Critical
Priority to JP1984140593U priority Critical patent/JPH0222075Y2/ja
Publication of JPS6155998U publication Critical patent/JPS6155998U/ja
Application granted granted Critical
Publication of JPH0222075Y2 publication Critical patent/JPH0222075Y2/ja
Expired 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

  • Biological Treatment Of Waste Water (AREA)
JP1984140593U 1984-09-17 1984-09-17 Expired JPH0222075Y2 (en])

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1984140593U JPH0222075Y2 (en]) 1984-09-17 1984-09-17

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1984140593U JPH0222075Y2 (en]) 1984-09-17 1984-09-17

Publications (2)

Publication Number Publication Date
JPS6155998U JPS6155998U (en]) 1986-04-15
JPH0222075Y2 true JPH0222075Y2 (en]) 1990-06-13

Family

ID=30698947

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1984140593U Expired JPH0222075Y2 (en]) 1984-09-17 1984-09-17

Country Status (1)

Country Link
JP (1) JPH0222075Y2 (en])

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0618636Y2 (ja) * 1988-03-17 1994-05-18 筒中プラスチック工業株式会社 汚水処理用充填材

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53111652A (en) * 1977-03-10 1978-09-29 Shinwa Sangyo Kk Filter filler for device for treating water
JPS61881Y2 (en]) * 1980-05-30 1986-01-13

Also Published As

Publication number Publication date
JPS6155998U (en]) 1986-04-15

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