FR2215256A1 - - Google Patents

Info

Publication number
FR2215256A1
FR2215256A1 FR7344154A FR7344154A FR2215256A1 FR 2215256 A1 FR2215256 A1 FR 2215256A1 FR 7344154 A FR7344154 A FR 7344154A FR 7344154 A FR7344154 A FR 7344154A FR 2215256 A1 FR2215256 A1 FR 2215256A1
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
FR7344154A
Other languages
French (fr)
Other versions
FR2215256B1 (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.)
Ecodyne Corp
Original Assignee
Ecodyne Corp
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 Ecodyne Corp filed Critical Ecodyne Corp
Publication of FR2215256A1 publication Critical patent/FR2215256A1/fr
Application granted granted Critical
Publication of FR2215256B1 publication Critical patent/FR2215256B1/fr
Expired legal-status Critical Current

Links

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
    • B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
    • B01J20/10—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate
    • B01J20/103—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate comprising silica
    • B01J20/106—Perlite
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D37/00—Processes of filtration
    • B01D37/02—Precoating the filter medium; Addition of filter aids to the liquid being filtered
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • B01D39/02—Loose filtering material, e.g. loose fibres
    • 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
    • B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
    • B01J20/10—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate
    • 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
    • B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
    • B01J20/10—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate
    • B01J20/14—Diatomaceous earth
    • 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
    • B01J47/00—Ion-exchange processes in general; Apparatus therefor
    • B01J47/12—Ion-exchange processes in general; Apparatus therefor characterised by the use of ion-exchange material in the form of ribbons, filaments, fibres or sheets, e.g. membranes
    • B01J47/133—Precoat filters

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Analytical Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Filtering Materials (AREA)
  • Treatment Of Liquids With Adsorbents In General (AREA)
  • Treatment Of Water By Ion Exchange (AREA)
FR7344154A 1973-01-29 1973-12-11 Expired FR2215256B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US32741573A 1973-01-29 1973-01-29

Publications (2)

Publication Number Publication Date
FR2215256A1 true FR2215256A1 (en) 1974-08-23
FR2215256B1 FR2215256B1 (en) 1977-06-10

Family

ID=23276462

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7344154A Expired FR2215256B1 (en) 1973-01-29 1973-12-11

Country Status (7)

Country Link
JP (1) JPS49105784A (en)
CH (1) CH571352A5 (en)
DE (1) DE2400230A1 (en)
ES (1) ES421064A1 (en)
FR (1) FR2215256B1 (en)
GB (1) GB1455692A (en)
IT (1) IT1000210B (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2518524A1 (en) * 1981-12-21 1983-06-24 Enso Gutzeit Oy WASTEWATER PURIFICATION PROCEDURE, PARTICULARLY WATER PRODUCED IN THE WOOD PROCESSING INDUSTRY
EP0437763A1 (en) * 1989-12-18 1991-07-24 The Graver Company Method for treating aqueous solutions
EP0597542A1 (en) * 1992-11-09 1994-05-18 Akzo Nobel N.V. Adsorbent compositions and methods of manufacture
WO1998004348A1 (en) * 1996-07-30 1998-02-05 Cuno Incorporated Filter sheet and process for purifying photoresist composition employing the filter sheet

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4429208C1 (en) * 1994-08-18 1995-11-16 Lars Stahmer Purifying waste water by adjusting pH and temp., filtering, and

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR908632A (en) * 1944-08-01 1946-04-15 Carbonisation Charbons Actifs purification of liquids by ion exchange
GB991128A (en) * 1961-08-24 1965-05-05 Union Tank Car Co Improvements in or relating to the treatment of liquids
US3250703A (en) * 1963-03-08 1966-05-10 Union Tank Car Co Process and apparatus for removing impurities from liquids

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR908632A (en) * 1944-08-01 1946-04-15 Carbonisation Charbons Actifs purification of liquids by ion exchange
GB991128A (en) * 1961-08-24 1965-05-05 Union Tank Car Co Improvements in or relating to the treatment of liquids
US3250703A (en) * 1963-03-08 1966-05-10 Union Tank Car Co Process and apparatus for removing impurities from liquids

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2518524A1 (en) * 1981-12-21 1983-06-24 Enso Gutzeit Oy WASTEWATER PURIFICATION PROCEDURE, PARTICULARLY WATER PRODUCED IN THE WOOD PROCESSING INDUSTRY
EP0437763A1 (en) * 1989-12-18 1991-07-24 The Graver Company Method for treating aqueous solutions
EP0597542A1 (en) * 1992-11-09 1994-05-18 Akzo Nobel N.V. Adsorbent compositions and methods of manufacture
WO1998004348A1 (en) * 1996-07-30 1998-02-05 Cuno Incorporated Filter sheet and process for purifying photoresist composition employing the filter sheet

Also Published As

Publication number Publication date
GB1455692A (en) 1976-11-17
IT1000210B (en) 1976-03-30
FR2215256B1 (en) 1977-06-10
ES421064A1 (en) 1976-05-01
JPS49105784A (en) 1974-10-07
CH571352A5 (en) 1976-01-15
DE2400230A1 (en) 1974-08-01
AU6212273A (en) 1975-05-08

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Legal Events

Date Code Title Description
ST Notification of lapse