NO821380L - Fremgangsmaate til behandling av avloepsvann fra gruveindustrien - Google Patents

Fremgangsmaate til behandling av avloepsvann fra gruveindustrien

Info

Publication number: NO821380L
Authority: NO; Norway
Prior art keywords: waste water; ppm; mining industry; treating waste; procedure
Prior art date: 1981-04-27

Application number

NO821380A

Other languages

English (en)

Norwegian (no)

Inventor

Nicola Spina

Original Assignee

Prodeco Spa

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.)

1981-04-27

Filing date

1982-04-27

Publication date

1982-10-28

1982-04-27 Application filed by Prodeco Spa filed Critical Prodeco Spa

1982-10-28 Publication of NO821380L publication Critical patent/NO821380L/no

Links

238000000034 method Methods 0.000 title claims description 14
239000002351 wastewater Substances 0.000 title claims description 13
229920001448 anionic polyelectrolyte Polymers 0.000 claims description 7
XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 6
229910052782 aluminium Inorganic materials 0.000 claims description 6
AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 claims description 4
239000000920 calcium hydroxide Substances 0.000 claims description 4
229910001861 calcium hydroxide Inorganic materials 0.000 claims description 4
235000011116 calcium hydroxide Nutrition 0.000 claims description 4
238000005065 mining Methods 0.000 claims description 3
VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 claims description 2
238000005189 flocculation Methods 0.000 description 10
230000016615 flocculation Effects 0.000 description 10
229910052500 inorganic mineral Inorganic materials 0.000 description 9
239000011707 mineral Substances 0.000 description 9
235000010755 mineral Nutrition 0.000 description 9
239000007787 solid Substances 0.000 description 7
229920000867 polyelectrolyte Polymers 0.000 description 4
239000007788 liquid Substances 0.000 description 3
239000002245 particle Substances 0.000 description 3
238000005406 washing Methods 0.000 description 3
125000002091 cationic group Chemical group 0.000 description 2
238000007873 sieving Methods 0.000 description 2
OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
235000008733 Citrus aurantifolia Nutrition 0.000 description 1
229910002651 NO3 Inorganic materials 0.000 description 1
NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 1
235000011941 Tilia x europaea Nutrition 0.000 description 1
230000002776 aggregation Effects 0.000 description 1
238000004220 aggregation Methods 0.000 description 1
NNCOOIBIVIODKO-UHFFFAOYSA-N aluminum;hypochlorous acid Chemical compound [Al].ClO NNCOOIBIVIODKO-UHFFFAOYSA-N 0.000 description 1
229910052799 carbon Inorganic materials 0.000 description 1
239000003795 chemical substances by application Substances 0.000 description 1
238000007796 conventional method Methods 0.000 description 1
239000000428 dust Substances 0.000 description 1
238000000605 extraction Methods 0.000 description 1
244000144992 flock Species 0.000 description 1
239000003077 lignite Substances 0.000 description 1
239000004571 lime Substances 0.000 description 1
239000000463 material Substances 0.000 description 1
239000003973 paint Substances 0.000 description 1
238000011084 recovery Methods 0.000 description 1
239000000126 substance Substances 0.000 description 1
239000002699 waste material Substances 0.000 description 1
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
- B03D3/00—Differential sedimentation
- B03D3/06—Flocculation
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
- C02F1/5245—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents using basic salts, e.g. of aluminium and iron
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material

Landscapes

Chemical & Material Sciences (AREA)
Life Sciences & Earth Sciences (AREA)
Hydrology & Water Resources (AREA)
Engineering & Computer Science (AREA)
Environmental & Geological Engineering (AREA)
Water Supply & Treatment (AREA)
Organic Chemistry (AREA)
Inorganic Chemistry (AREA)
Separation Of Suspended Particles By Flocculating Agents (AREA)
Removal Of Specific Substances (AREA)

NO821380A 1981-04-27 1982-04-27 Fremgangsmaate til behandling av avloepsvann fra gruveindustrien NO821380L (no)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
IT21393/81A IT1137004B (it)	1981-04-27	1981-04-27	Procedimento per il trattamento delle acque di scarico di industrie estrattive minerarie

Publications (1)

Publication Number	Publication Date
NO821380L true NO821380L (no)	1982-10-28

Family

ID=11181088

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NO821380A NO821380L (no)	1981-04-27	1982-04-27	Fremgangsmaate til behandling av avloepsvann fra gruveindustrien

Country Status (9)

Country	Link
EP (1)	EP0064252A1 (ro)
AU (1)	AU8303282A (ro)
BR (1)	BR8202426A (ro)
ES (1)	ES512319A0 (ro)
FI (1)	FI821462L (ro)
IT (1)	IT1137004B (ro)
NO (1)	NO821380L (ro)
RO (1)	RO84198A (ro)
ZA (1)	ZA822870B (ro)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2604167A1 (fr) *	1986-09-19	1988-03-25	Rhone Poulenc Chimie	Procede de traitement des eaux
US5171453A (en) *	1986-09-19	1992-12-15	Rhone-Poulenc Chimie	Water clarification/purification
CN103723809A (zh) *	2013-12-16	2014-04-16	裴寿益	一种锡矿选矿废水处理方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS4929867B1 (ro) *	1970-02-18	1974-08-08
US3862027A (en) *	1972-06-13	1975-01-21	Engelhard Min & Chem	Purification of clay by selective flocculation
JPS51139170A (en) *	1975-05-27	1976-12-01	Mitsui Mining & Smelting Co Ltd	Method of clearing muddy water
GB1563996A (en) *	1976-08-20	1980-04-02	City University Of St John Str	Method of promoting the sedimentation of clay particles or other negatively charged particles in aqueous suspension

1981
- 1981-04-27 IT IT21393/81A patent/IT1137004B/it active
1982
- 1982-04-26 EP EP82103525A patent/EP0064252A1/en not_active Withdrawn
- 1982-04-27 BR BR8202426A patent/BR8202426A/pt unknown
- 1982-04-27 NO NO821380A patent/NO821380L/no unknown
- 1982-04-27 ZA ZA822870A patent/ZA822870B/xx unknown
- 1982-04-27 ES ES512319A patent/ES512319A0/es active Granted
- 1982-04-27 RO RO82107375A patent/RO84198A/ro unknown
- 1982-04-27 FI FI821462A patent/FI821462L/fi not_active Application Discontinuation
- 1982-04-27 AU AU83032/82A patent/AU8303282A/en not_active Abandoned

Also Published As

Publication number	Publication date
AU8303282A (en)	1982-11-04
ES8304040A1 (es)	1983-03-16
IT1137004B (it)	1986-09-03
BR8202426A (pt)	1983-04-12
FI821462L (fi)	1982-10-28
RO84198A (ro)	1984-05-23
ZA822870B (en)	1983-02-23
IT8121393A0 (it)	1981-04-27
FI821462A0 (fi)	1982-04-27
EP0064252A1 (en)	1982-11-10
ES512319A0 (es)	1983-03-16

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