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JPS54136752A - Waste water disposal process - Google Patents

Waste water disposal process

Info

Publication number
JPS54136752A
JPS54136752A JP4447178A JP4447178A JPS54136752A JP S54136752 A JPS54136752 A JP S54136752A JP 4447178 A JP4447178 A JP 4447178A JP 4447178 A JP4447178 A JP 4447178A JP S54136752 A JPS54136752 A JP S54136752A
Authority
JP
Japan
Prior art keywords
filtering
water
filtering material
processed
screen
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.)
Granted
Application number
JP4447178A
Other languages
Japanese (ja)
Other versions
JPS5757163B2 (en
Inventor
Hirokazu Tanaka
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.)
Kanadevia Corp
Original Assignee
Hitachi Zosen Corp
Hitachi Shipbuilding and Engineering 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 Hitachi Zosen Corp, Hitachi Shipbuilding and Engineering Co Ltd filed Critical Hitachi Zosen Corp
Priority to JP4447178A priority Critical patent/JPS54136752A/en
Publication of JPS54136752A publication Critical patent/JPS54136752A/en
Publication of JPS5757163B2 publication Critical patent/JPS5757163B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Filtration Of Liquid (AREA)

Abstract

PURPOSE: To collect foreign materials by means of a compound type filtering layer and to enable re-use of a filtered liquid, by processing waste water through a sloping filtering layer filled with a filtering material, which consists of accumulated material, between two screen filtering materials.
CONSTITUTION: A filtering layer 1 is formed in such manner that fills a filtering material 6, which consists of an accumulated material, such as fibrous material and the like, into a space formed between a screen filtering material 2 being a upper surface and another screen filtering material 5 which supports from below. Water 7 to be processed is jetted through a supply port 8, and is flown downward along the sloping filtering layer 1. Large solid substances in water to be processed slip down over a surface of the screen filtering material 2, and fall down onto a chute 10. On the other hand, fine solid substances in the liquid filtered at the filtering material 2 are eliminated for the duration of passing through the filtering material 6, which consists of the accumulated object, having a long passing process due to a slope. The foreign material mixed in water 7 to be processed can thus be completely removed, and the filtered liquid can be re-used as clean water.
COPYRIGHT: (C)1979,JPO&Japio
JP4447178A 1978-04-14 1978-04-14 Waste water disposal process Granted JPS54136752A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4447178A JPS54136752A (en) 1978-04-14 1978-04-14 Waste water disposal process

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4447178A JPS54136752A (en) 1978-04-14 1978-04-14 Waste water disposal process

Publications (2)

Publication Number Publication Date
JPS54136752A true JPS54136752A (en) 1979-10-24
JPS5757163B2 JPS5757163B2 (en) 1982-12-03

Family

ID=12692420

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4447178A Granted JPS54136752A (en) 1978-04-14 1978-04-14 Waste water disposal process

Country Status (1)

Country Link
JP (1) JPS54136752A (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5022955U (en) * 1973-06-25 1975-03-14

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5022955U (en) * 1973-06-25 1975-03-14

Also Published As

Publication number Publication date
JPS5757163B2 (en) 1982-12-03

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