ZA879675B - New flocculation and filtration aids and their use - Google Patents

New flocculation and filtration aids and their use

Info

Publication number
ZA879675B
ZA879675B ZA879675A ZA879675A ZA879675B ZA 879675 B ZA879675 B ZA 879675B ZA 879675 A ZA879675 A ZA 879675A ZA 879675 A ZA879675 A ZA 879675A ZA 879675 B ZA879675 B ZA 879675B
Authority
ZA
South Africa
Prior art keywords
filtration aids
new flocculation
flocculation
new
aids
Prior art date
Application number
ZA879675A
Inventor
Meffert Alfred
Syldatk Andreas
Amberg Guenther
Engelskirchen Konrad
Friedrich Fues Johann
Original Assignee
Henkel Kommanditgesellschaft Auf Aktien
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 Henkel Kommanditgesellschaft Auf Aktien filed Critical Henkel Kommanditgesellschaft Auf Aktien
Publication of ZA879675B publication Critical patent/ZA879675B/en

Links

Classifications

    • 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
    • C02F1/28—Treatment of water, waste water, or sewage by sorption
    • C02F1/286—Treatment of water, waste water, or sewage by sorption using natural organic sorbents or derivatives thereof
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/02—Reverse osmosis; Hyperfiltration ; Nanofiltration
    • B01D61/025—Reverse osmosis; Hyperfiltration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/02—Reverse osmosis; Hyperfiltration ; Nanofiltration
    • B01D61/04—Feed pretreatment
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/14—Ultrafiltration; Microfiltration
    • B01D61/147—Microfiltration
    • 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
    • C02F1/28—Treatment of water, waste water, or sewage by sorption
    • C02F1/288—Treatment of water, waste water, or sewage by sorption using composite sorbents, e.g. coated, impregnated, multi-layered
    • 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
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2311/00—Details relating to membrane separation process operations and control
    • B01D2311/04—Specific process operations in the feed stream; Feed pretreatment

Landscapes

  • Engineering & Computer Science (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Nanotechnology (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
ZA879675A 1986-12-27 1987-12-23 New flocculation and filtration aids and their use ZA879675B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19863644579 DE3644579A1 (en) 1986-12-27 1986-12-27 NEW FLOCKING AND FILTERING AGENTS AND THEIR USE

Publications (1)

Publication Number Publication Date
ZA879675B true ZA879675B (en) 1988-06-27

Family

ID=6317297

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA879675A ZA879675B (en) 1986-12-27 1987-12-23 New flocculation and filtration aids and their use

Country Status (6)

Country Link
EP (1) EP0273335A3 (en)
JP (1) JPH01176409A (en)
DE (1) DE3644579A1 (en)
DK (1) DK686587A (en)
FI (1) FI875698A (en)
ZA (1) ZA879675B (en)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4000149A1 (en) * 1990-01-04 1991-07-11 Helmut Apfelbaum Flocculation-filtration procedure - by sepg. suspensions of fine particles by mechanically mixing with flocculant in flake or honeycomb form and using filter-press
DE4018287A1 (en) * 1990-06-07 1991-12-12 Sued Chemie Ag Flocculating agent for purificn. of waste water - comprises acid soln. of salts of polyvalent metals and cationic polymeric carbohydrate
DE4138666A1 (en) * 1991-11-25 1993-05-27 Sued Chemie Ag METHOD FOR PRE-CLEANING SEWAGE
US5780616A (en) * 1994-11-10 1998-07-14 The Procter & Gamble Company Cationic polymer
FR2802117B1 (en) * 1999-12-09 2002-02-22 Degremont IMPROVEMENTS IN MEMBRANE FILTRATION
JP2004305893A (en) * 2003-04-07 2004-11-04 Junsuke Haruna Solid-state waste water treating agent using artificial zeolite
FR2872064B1 (en) * 2004-06-29 2007-11-09 Rhodia Cons Spec Ltd USE OF VEGETABLE GUM POSSIBLY MODIFIED AND POSSIBLY INSOLUBLE FOR THE REMOVAL OF NATURAL OR SYNTHETIC ORGANIC MATERIALS IN LIQUIDS
JP4840739B2 (en) * 2005-05-18 2011-12-21 一般財団法人川村理化学研究所 Adsorption method for anionic compounds
EP2177479A4 (en) * 2007-08-07 2013-05-29 Kurita Water Ind Ltd Membrane separation method and membrane separation device
JP2009240975A (en) * 2008-03-31 2009-10-22 Kurita Water Ind Ltd Water treatment method
JP5348369B2 (en) * 2008-03-31 2013-11-20 栗田工業株式会社 Water treatment method
JP5282864B2 (en) * 2007-08-07 2013-09-04 栗田工業株式会社 Membrane separation method and membrane separation apparatus
JP5218731B2 (en) * 2007-10-31 2013-06-26 栗田工業株式会社 Water treatment method and water treatment apparatus
FR2934582B1 (en) * 2008-07-29 2010-09-10 Otv Sa PROCESS FOR TREATING A LIQUID BY FLOTATION INDUCED BY FLOATING PARTICLES
PT2589430E (en) * 2011-11-04 2015-11-16 Omya Int Ag Process for the purification of water and/or dewatering of sludges and/or sediments using a surface-treated calcium carbonate
DK2801555T3 (en) * 2013-05-07 2017-02-06 Omya Int Ag Water purification and slurry dewatering using surface-treated calcium carbonate and phyllosilicate, using the combination of surface-treated calcium carbonate and phyllosilicate and composite material
DE102013010007B4 (en) * 2013-06-14 2018-07-12 Emsland - Stärke GmbH A method for separating a suspension, products produced thereafter and the use thereof
EP3239109A1 (en) 2016-04-28 2017-11-01 Omya International AG Surface-treated mineral material and its use in water purification
JP2018051552A (en) * 2016-09-26 2018-04-05 孝文 西村 Effluent purifier
WO2021002290A1 (en) * 2019-07-01 2021-01-07 凸版印刷株式会社 Composite particle and method for producing composite particle

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3694364A (en) * 1970-12-28 1972-09-26 Procter & Gamble Laundering aid
DE2650967A1 (en) * 1975-11-21 1977-06-02 Ciba Geigy Ag METHOD OF COLORING TEXTILE MATERIAL
CA1221307A (en) * 1982-12-02 1987-05-05 Nobutaka Tani Adsorbent and process for preparing the same

Also Published As

Publication number Publication date
DK686587A (en) 1988-06-28
EP0273335A2 (en) 1988-07-06
DK686587D0 (en) 1987-12-23
EP0273335A3 (en) 1988-09-21
FI875698A (en) 1988-06-28
FI875698A0 (en) 1987-12-23
DE3644579A1 (en) 1988-07-07
JPH01176409A (en) 1989-07-12

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