FR2236793A1 - - Google Patents

Info

Publication number
FR2236793A1
FR2236793A1 FR7423847A FR7423847A FR2236793A1 FR 2236793 A1 FR2236793 A1 FR 2236793A1 FR 7423847 A FR7423847 A FR 7423847A FR 7423847 A FR7423847 A FR 7423847A FR 2236793 A1 FR2236793 A1 FR 2236793A1
Authority
FR
France
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.)
Granted
Application number
FR7423847A
Other languages
French (fr)
Other versions
FR2236793B1 (en
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.)
Evonik Operations GmbH
Original Assignee
Degussa GmbH
Deutsche Gold und Silber Scheideanstalt
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 Degussa GmbH, Deutsche Gold und Silber Scheideanstalt filed Critical Degussa GmbH
Publication of FR2236793A1 publication Critical patent/FR2236793A1/fr
Application granted granted Critical
Publication of FR2236793B1 publication Critical patent/FR2236793B1/fr
Expired legal-status Critical Current

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
    • C02F1/52—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
    • B01D17/00—Separation of liquids, not provided for elsewhere, e.g. by thermal diffusion
    • B01D17/02—Separation of non-miscible liquids
    • B01D17/0202—Separation of non-miscible liquids by ab- or adsorption
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D17/00—Separation of liquids, not provided for elsewhere, e.g. by thermal diffusion
    • B01D17/02—Separation of non-miscible liquids
    • B01D17/04—Breaking emulsions
    • B01D17/047—Breaking emulsions with separation aids
    • 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
    • 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
    • C02F1/5263—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using natural chemical compounds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Thermal Sciences (AREA)
  • Physics & Mathematics (AREA)
  • General Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
FR7423847A 1973-07-09 1974-07-09 Expired FR2236793B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2334766A DE2334766C3 (en) 1973-07-09 1973-07-09 Process for the treatment of waste water containing organic water-insoluble substances in emulsified form

Publications (2)

Publication Number Publication Date
FR2236793A1 true FR2236793A1 (en) 1975-02-07
FR2236793B1 FR2236793B1 (en) 1978-01-20

Family

ID=5886323

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7423847A Expired FR2236793B1 (en) 1973-07-09 1974-07-09

Country Status (6)

Country Link
BE (1) BE817399A (en)
CA (1) CA1033641A (en)
DE (1) DE2334766C3 (en)
FR (1) FR2236793B1 (en)
GB (1) GB1438427A (en)
NL (1) NL180577C (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0000674A1 (en) * 1977-07-21 1979-02-07 TECHNIME S.A. Société anonyme dite: Method for breaking up emulsions and means for carrying out this method.
FR2418200A1 (en) * 1978-02-27 1979-09-21 Egyesult Muszaki Tomito Gepsza Purificn. of esp. oil polluted water - by upflow through bed of elastically deformable particles regenerated with raw water
EP0134393A2 (en) * 1983-07-07 1985-03-20 Ralf F. Piepho Abwassertechnik GmbH Process for separating hydrocarbons from water, particularly ground water
EP0586468A1 (en) * 1991-05-29 1994-03-16 HOEFER, Dawn Annette Treatment of emulsions

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3247431A1 (en) * 1982-12-22 1984-06-28 Henkel KGaA, 4000 Düsseldorf METHOD FOR REGENERATION OR FOR RECYCLING AQUEOUS DEGREASING AND CLEANING SOLUTIONS
AUPM745994A0 (en) * 1994-08-16 1994-09-08 Water Board, The Method of alkaline flocculation for waste water streams
DE10147658A1 (en) * 2001-09-27 2003-04-10 Cu Chemie Uetikon Ag Uetikon Composition and its use as a coagulant and flocculant
CN103922453B (en) * 2014-05-14 2016-03-16 山东盛阳集团有限公司 A kind of coking chemical waste water flocculation agent and preparation method thereof and application
US11124711B2 (en) * 2017-05-09 2021-09-21 Baker Hughes Holdings Llc Demulsifier or water clarifier activity modifiers
CN112047428B (en) * 2020-07-31 2022-09-16 东营东方化学工业有限公司 Reverse demulsifier composition and method for performing reverse demulsification by using same
CN113415849A (en) * 2021-07-07 2021-09-21 天津开放大学 Preparation method of composite demulsification adsorbent for oil-containing waste water of cutting fluid
CN114538691B (en) * 2022-03-14 2023-04-07 宏源防水科技集团有限公司 Water-based waterproof coating wastewater treatment process
CN114804434B (en) * 2022-05-12 2023-11-24 天津城建大学 Impurity removal treatment process applicable to organic matters in high-salt oily wastewater

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1594406A1 (en) * 1951-01-28 1970-09-24 Degussa Process for the preparation of metalworking oil emulsions

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
NEANT *

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0000674A1 (en) * 1977-07-21 1979-02-07 TECHNIME S.A. Société anonyme dite: Method for breaking up emulsions and means for carrying out this method.
FR2418200A1 (en) * 1978-02-27 1979-09-21 Egyesult Muszaki Tomito Gepsza Purificn. of esp. oil polluted water - by upflow through bed of elastically deformable particles regenerated with raw water
EP0134393A2 (en) * 1983-07-07 1985-03-20 Ralf F. Piepho Abwassertechnik GmbH Process for separating hydrocarbons from water, particularly ground water
EP0134393A3 (en) * 1983-07-07 1986-10-08 Ralf F. Piepho Abwassertechnik Gmbh Process for separating hydrocarbons from water, particularly ground water
EP0586468A1 (en) * 1991-05-29 1994-03-16 HOEFER, Dawn Annette Treatment of emulsions
EP0586468A4 (en) * 1991-05-29 1994-06-15 Gotthelf Arturo Moises Treatment of emulsions

Also Published As

Publication number Publication date
CA1033641A (en) 1978-06-27
DE2334766B2 (en) 1980-11-27
GB1438427A (en) 1976-06-09
FR2236793B1 (en) 1978-01-20
NL7407387A (en) 1975-01-13
BE817399A (en) 1975-01-08
DE2334766C3 (en) 1981-12-24
NL180577B (en) 1986-10-16
NL180577C (en) 1987-03-16
DE2334766A1 (en) 1975-03-06

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Legal Events

Date Code Title Description
ST Notification of lapse