NL173141C - METHOD FOR PREPARING A SOLID FLOCULATION MIX - Google Patents

METHOD FOR PREPARING A SOLID FLOCULATION MIX

Info

Publication number: NL173141C
Authority: NL; Netherlands
Prior art keywords: floculation; mix; preparing; solid; solid floculation
Prior art date: 1971-07-30

Application number

NLAANVRAGE7208888,A

Other languages

Dutch (nl)

Other versions

NL7208888A (en

NL173141B (en

Original Assignee

Hemlab Ag

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.)

1971-07-30

Filing date

1972-06-28

Publication date

1983-12-16

1972-06-28 Application filed by Hemlab Ag filed Critical Hemlab Ag

1973-02-01 Publication of NL7208888A publication Critical patent/NL7208888A/xx

1983-07-18 Publication of NL173141B publication Critical patent/NL173141B/en

1983-12-16 Application granted granted Critical

1983-12-16 Publication of NL173141C publication Critical patent/NL173141C/en

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/22—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising organic material
- 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
- C02F1/5227—Processes for facilitating the dissolution of solid flocculants in water

Landscapes

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

NLAANVRAGE7208888,A 1971-07-30 1972-06-28 METHOD FOR PREPARING A SOLID FLOCULATION MIX NL173141C (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB3602171A GB1399247A (en)	1971-07-30	1971-07-30	Treatment of industrial effluent water

Publications (3)

Publication Number	Publication Date
NL7208888A NL7208888A (en)	1973-02-01
NL173141B NL173141B (en)	1983-07-18
NL173141C true NL173141C (en)	1983-12-16

Family

ID=10384091

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NLAANVRAGE7208888,A NL173141C (en)	1971-07-30	1972-06-28	METHOD FOR PREPARING A SOLID FLOCULATION MIX

Country Status (15)

Country	Link
JP (1)	JPS569400B1 (en)
AT (1)	AT321249B (en)
AU (1)	AU476023B2 (en)
BE (1)	BE786795A (en)
CA (1)	CA1000430A (en)
CH (1)	CH569671A5 (en)
DE (1)	DE2229426C3 (en)
DK (1)	DK141722B (en)
FI (1)	FI58078C (en)
FR (1)	FR2148097B1 (en)
GB (1)	GB1399247A (en)
IT (1)	IT964829B (en)
NL (1)	NL173141C (en)
SE (1)	SE430569B (en)
ZA (1)	ZA724446B (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CA1074204A (en) *	1975-11-11	1980-03-25	Byron C. Chambers	Composition and method for dispersing high molecular weight flocculant polymers in water
DE3235527A1 (en) *	1982-09-25	1984-03-29	Basf Ag, 6700 Ludwigshafen	METHOD FOR INCREASING THE SPEED OF RESOLUTION OF FINE-PARTIC, HIGH-MOLECULAR (METH) ACRYLAMIDE POLYMERISATS
US5698109A (en) *	1990-06-29	1997-12-16	Allied Colloids Limited	Purification of aqueous liquor
US5178774A (en) *	1990-06-29	1993-01-12	Allied Colloids Limited	Purification of aqueous liquor
US5112500A (en) *	1990-06-29	1992-05-12	Allied Colloids Limited	Purification of aqueous liquor
DE4120211A1 (en) *	1991-06-19	1992-12-24	Passavant Werke	Post-treatment of waste water - comprises using polymeric flocculating agents in a form and amt. in which they are self removed from the waste water over a period of time
DE4421522A1 (en) *	1994-06-20	1995-12-21	Passavant Werke	Removal of finely dispersed organic matter from precleaned sewage
CN111662411A (en) *	2020-07-27	2020-09-15	重庆工商大学	Preparation method of hydrophobic acacia gum flocculant for antibiotic treatment

1971
- 1971-07-30 GB GB3602171A patent/GB1399247A/en not_active Expired
1972
- 1972-06-16 DE DE2229426A patent/DE2229426C3/en not_active Expired
- 1972-06-22 AU AU43745/72A patent/AU476023B2/en not_active Expired
- 1972-06-27 ZA ZA724446A patent/ZA724446B/en unknown
- 1972-06-28 AT AT556572A patent/AT321249B/en not_active IP Right Cessation
- 1972-06-28 NL NLAANVRAGE7208888,A patent/NL173141C/en not_active IP Right Cessation
- 1972-07-24 CA CA147,804A patent/CA1000430A/en not_active Expired
- 1972-07-26 BE BE786795A patent/BE786795A/en not_active IP Right Cessation
- 1972-07-27 JP JP7469672A patent/JPS569400B1/ja active Pending
- 1972-07-27 FI FI2101/72A patent/FI58078C/en active
- 1972-07-28 CH CH1126172A patent/CH569671A5/xx not_active IP Right Cessation
- 1972-07-28 IT IT69474/72A patent/IT964829B/en active
- 1972-07-28 DK DK376472AA patent/DK141722B/en not_active IP Right Cessation
- 1972-07-28 SE SE7209909A patent/SE430569B/en unknown
- 1972-07-28 FR FR7227404A patent/FR2148097B1/fr not_active Expired

Also Published As

Publication number	Publication date
NL7208888A (en)	1973-02-01
FR2148097A1 (en)	1973-03-11
FI58078C (en)	1980-12-10
DK141722B (en)	1980-06-02
CH569671A5 (en)	1975-11-28
DE2229426A1 (en)	1973-02-08
GB1399247A (en)	1975-06-25
ZA724446B (en)	1973-05-30
FR2148097B1 (en)	1978-04-28
AU476023B2 (en)	1976-09-09
JPS569400B1 (en)	1981-02-28
FI58078B (en)	1980-08-29
NL173141B (en)	1983-07-18
AU4374572A (en)	1974-01-03
DE2229426B2 (en)	1979-01-11
AT321249B (en)	1975-03-25
DE2229426C3 (en)	1980-09-04
SE430569B (en)	1983-11-28
CA1000430A (en)	1976-11-23
DK141722C (en)	1980-10-27
IT964829B (en)	1974-01-31
BE786795A (en)	1972-11-16

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Legal Events

Date	Code	Title	Description
1992-07-16	V4	Lapsed because of reaching the maximum lifetime of a patent