JPS643517Y2 - - Google Patents
Info
- Publication number
- JPS643517Y2 JPS643517Y2 JP1983003657U JP365783U JPS643517Y2 JP S643517 Y2 JPS643517 Y2 JP S643517Y2 JP 1983003657 U JP1983003657 U JP 1983003657U JP 365783 U JP365783 U JP 365783U JP S643517 Y2 JPS643517 Y2 JP S643517Y2
- Authority
- JP
- Japan
- Prior art keywords
- contact material
- contact
- protrusions
- material block
- materials
- 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
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)
- Treatment Of Biological Wastes In General (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1983003657U JPS59110097U (ja) | 1983-01-14 | 1983-01-14 | 浄化槽の接触材ブロツクの構造 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1983003657U JPS59110097U (ja) | 1983-01-14 | 1983-01-14 | 浄化槽の接触材ブロツクの構造 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS59110097U JPS59110097U (ja) | 1984-07-25 |
JPS643517Y2 true JPS643517Y2 (enrdf_load_stackoverflow) | 1989-01-30 |
Family
ID=30135266
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1983003657U Granted JPS59110097U (ja) | 1983-01-14 | 1983-01-14 | 浄化槽の接触材ブロツクの構造 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS59110097U (enrdf_load_stackoverflow) |
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1983
- 1983-01-14 JP JP1983003657U patent/JPS59110097U/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS59110097U (ja) | 1984-07-25 |