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JPS546861A - Dehydrating method for sludge - Google Patents

Dehydrating method for sludge

Info

Publication number
JPS546861A
JPS546861A JP7247377A JP7247377A JPS546861A JP S546861 A JPS546861 A JP S546861A JP 7247377 A JP7247377 A JP 7247377A JP 7247377 A JP7247377 A JP 7247377A JP S546861 A JPS546861 A JP S546861A
Authority
JP
Japan
Prior art keywords
sludge
dehydrating method
dehydrating
flocculated
freezing
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
JP7247377A
Other languages
Japanese (ja)
Inventor
Naotake Toshifuji
Toshiichi Honda
Kenichiro Yamanishi
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to JP7247377A priority Critical patent/JPS546861A/en
Publication of JPS546861A publication Critical patent/JPS546861A/en
Pending legal-status Critical Current

Links

Landscapes

  • Physical Or Chemical Processes And Apparatus (AREA)
  • Devices That Are Associated With Refrigeration Equipment (AREA)
  • Treatment Of Sludge (AREA)

Abstract

PURPOSE: To improve the dehydration property of the sludge, by freezing the sludge after the hydrophilic colloid in the sludge has been flocculated by irradiating the ultrasonic wave to the sludge.
COPYRIGHT: (C)1979,JPO&Japio
JP7247377A 1977-06-17 1977-06-17 Dehydrating method for sludge Pending JPS546861A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7247377A JPS546861A (en) 1977-06-17 1977-06-17 Dehydrating method for sludge

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7247377A JPS546861A (en) 1977-06-17 1977-06-17 Dehydrating method for sludge

Publications (1)

Publication Number Publication Date
JPS546861A true JPS546861A (en) 1979-01-19

Family

ID=13490312

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7247377A Pending JPS546861A (en) 1977-06-17 1977-06-17 Dehydrating method for sludge

Country Status (1)

Country Link
JP (1) JPS546861A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57124824A (en) * 1981-01-27 1982-08-03 Toshiba Corp Manufacture of magnetron anode
CN104140184A (en) * 2014-04-12 2014-11-12 北京工业大学 Treatment method for oily sludge of oil refinery
CN105668966A (en) * 2016-03-24 2016-06-15 中国科学院生态环境研究中心 Short-process oily sludge treatment system

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57124824A (en) * 1981-01-27 1982-08-03 Toshiba Corp Manufacture of magnetron anode
CN104140184A (en) * 2014-04-12 2014-11-12 北京工业大学 Treatment method for oily sludge of oil refinery
CN104140184B (en) * 2014-04-12 2016-01-13 北京工业大学 A method for treating oily sludge in an oil refinery
CN105668966A (en) * 2016-03-24 2016-06-15 中国科学院生态环境研究中心 Short-process oily sludge treatment system

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