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IT1000210B - Letto filtrante e metodo per depu rare liquidi con esso - Google Patents

Letto filtrante e metodo per depu rare liquidi con esso

Info

Publication number
IT1000210B
IT1000210B IT54131/73A IT5413173A IT1000210B IT 1000210 B IT1000210 B IT 1000210B IT 54131/73 A IT54131/73 A IT 54131/73A IT 5413173 A IT5413173 A IT 5413173A IT 1000210 B IT1000210 B IT 1000210B
Authority
IT
Italy
Prior art keywords
depu
rare
liquids
filter bed
bed
Prior art date
Application number
IT54131/73A
Other languages
English (en)
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
Application granted granted Critical
Publication of IT1000210B publication Critical patent/IT1000210B/it

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)
  • Treatment Of Liquids With Adsorbents In General (AREA)
  • Filtering Materials (AREA)
  • Treatment Of Water By Ion Exchange (AREA)
IT54131/73A 1973-01-29 1973-12-06 Letto filtrante e metodo per depu rare liquidi con esso IT1000210B (it)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
IT1000210B true IT1000210B (it) 1976-03-30

Family

ID=23276462

Family Applications (1)

Application Number Title Priority Date Filing Date
IT54131/73A IT1000210B (it) 1973-01-29 1973-12-06 Letto filtrante e metodo per depu rare liquidi con esso

Country Status (7)

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

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI70695C (fi) * 1981-12-21 1986-10-06 Enso Gutzeit Oy Foerfarande foer rening av i synnerhet avfallsvatten som uppstaor i traefoeraedlingsindustrin
US5022997A (en) * 1989-12-18 1991-06-11 The Graver Company Method for treating aqueous solutions
US5314855A (en) * 1992-11-09 1994-05-24 Akzo N.V. Adsorbent compositions and methods of manufacture
DE4429208C1 (de) * 1994-08-18 1995-11-16 Lars Stahmer Verfahren und Anlage zur Abwasseraufbereitung
AU725939B2 (en) * 1996-07-30 2000-10-26 3M Innovative Properties Company Filter sheet and process for purifying photoresist composition employing the filter sheet

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR908632A (fr) * 1944-08-01 1946-04-15 Carbonisation Charbons Actifs épuration des liquides par échange d'ions
BE621629A (it) * 1961-08-24
US3250703A (en) * 1963-03-08 1966-05-10 Union Tank Car Co Process and apparatus for removing impurities from liquids

Also Published As

Publication number Publication date
ES421064A1 (es) 1976-05-01
FR2215256A1 (it) 1974-08-23
DE2400230A1 (de) 1974-08-01
CH571352A5 (it) 1976-01-15
JPS49105784A (it) 1974-10-07
FR2215256B1 (it) 1977-06-10
GB1455692A (en) 1976-11-17
AU6212273A (en) 1975-05-08

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