JPS6227873B2 - - Google Patents

Info

Publication number: JPS6227873B2
Authority: JP; Japan
Prior art keywords: liquid; tank; oxidation; ferrous; heavy metals
Prior art date: 1978-08-10
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

JP9807178A

Other languages

English (en)

Japanese (ja)

Other versions

JPS5524578A (en

Inventor

Masakatsu Sano

Harumi Nakama

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.)

NEC Corp

Original Assignee

Nippon Electric 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.)

1978-08-10

Filing date

1978-08-10

Publication date

1987-06-17

1978-08-10 Application filed by Nippon Electric Co Ltd filed Critical Nippon Electric Co Ltd

1978-08-10 Priority to JP9807178A priority Critical patent/JPS5524578A/ja

1980-02-21 Publication of JPS5524578A publication Critical patent/JPS5524578A/ja

1987-06-17 Publication of JPS6227873B2 publication Critical patent/JPS6227873B2/ja

Status Granted legal-status Critical Current

Links

239000007788 liquid Substances 0.000 claims description 34
229910001385 heavy metal Inorganic materials 0.000 claims description 16
239000002699 waste material Substances 0.000 claims description 13
230000001590 oxidative effect Effects 0.000 claims description 10
238000007254 oxidation reaction Methods 0.000 description 15
230000003647 oxidation Effects 0.000 description 12
238000000034 method Methods 0.000 description 10
CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 9
229910001448 ferrous ion Inorganic materials 0.000 description 8
239000002245 particle Substances 0.000 description 8
239000002351 wastewater Substances 0.000 description 8
238000010438 heat treatment Methods 0.000 description 7
HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
239000003513 alkali Substances 0.000 description 6
230000005294 ferromagnetic effect Effects 0.000 description 5
229910021506 iron(II) hydroxide Inorganic materials 0.000 description 4
NCNCGGDMXMBVIA-UHFFFAOYSA-L iron(ii) hydroxide Chemical compound [OH-].[OH-].[Fe+2] NCNCGGDMXMBVIA-UHFFFAOYSA-L 0.000 description 4
239000002244 precipitate Substances 0.000 description 4
229910000859 α-Fe Inorganic materials 0.000 description 4
QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
239000007789 gas Substances 0.000 description 3
BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 description 3
239000001301 oxygen Substances 0.000 description 3
229910052760 oxygen Inorganic materials 0.000 description 3
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
238000007664 blowing Methods 0.000 description 2
239000012295 chemical reaction liquid Substances 0.000 description 2
238000007796 conventional method Methods 0.000 description 2
235000003891 ferrous sulphate Nutrition 0.000 description 2
239000011790 ferrous sulphate Substances 0.000 description 2
150000002500 ions Chemical class 0.000 description 2
229910000359 iron(II) sulfate Inorganic materials 0.000 description 2
230000005291 magnetic effect Effects 0.000 description 2
239000000463 material Substances 0.000 description 2
235000011121 sodium hydroxide Nutrition 0.000 description 2
239000004809 Teflon Substances 0.000 description 1
229920006362 Teflon® Polymers 0.000 description 1
238000001479 atomic absorption spectroscopy Methods 0.000 description 1
238000006243 chemical reaction Methods 0.000 description 1
239000003251 chemically resistant material Substances 0.000 description 1
238000010586 diagram Methods 0.000 description 1
230000000694 effects Effects 0.000 description 1
239000011521 glass Substances 0.000 description 1
229910052742 iron Inorganic materials 0.000 description 1
238000007885 magnetic separation Methods 0.000 description 1
229910052751 metal Inorganic materials 0.000 description 1
239000002184 metal Substances 0.000 description 1
150000004692 metal hydroxides Chemical class 0.000 description 1
238000000926 separation method Methods 0.000 description 1
238000003756 stirring Methods 0.000 description 1

Landscapes

Removal Of Specific Substances (AREA)
Water Treatment By Sorption (AREA)

JP9807178A 1978-08-10 1978-08-10 Treating apparatus for heavy metal-containing waste liquor Granted JPS5524578A (en)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
JP9807178A JPS5524578A (en)	1978-08-10	1978-08-10	Treating apparatus for heavy metal-containing waste liquor

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
JP9807178A JPS5524578A (en)	1978-08-10	1978-08-10	Treating apparatus for heavy metal-containing waste liquor

Publications (2)

Publication Number	Publication Date
JPS5524578A JPS5524578A (en)	1980-02-21
JPS6227873B2 true JPS6227873B2 (2)	1987-06-17

Family

ID=14210103

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
JP9807178A Granted JPS5524578A (en)	1978-08-10	1978-08-10	Treating apparatus for heavy metal-containing waste liquor

Country Status (1)

Country	Link
JP (1)	JPS5524578A (2)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPH0363463U (2) *	1989-10-20	1991-06-20

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JP2019093328A (ja) *	2017-11-21	2019-06-20	清水建設株式会社	アンモニアの除去方法

1978
- 1978-08-10 JP JP9807178A patent/JPS5524578A/ja active Granted

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPH0363463U (2) *	1989-10-20	1991-06-20

Also Published As

Publication number	Publication date
JPS5524578A (en)	1980-02-21

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