CH537747A - Filter aid made from synthetic fiber regrind - Google Patents

Filter aid made from synthetic fiber regrind

Info

Publication number
CH537747A
CH537747A CH357872A CH357872A CH537747A CH 537747 A CH537747 A CH 537747A CH 357872 A CH357872 A CH 357872A CH 357872 A CH357872 A CH 357872A CH 537747 A CH537747 A CH 537747A
Authority
CH
Switzerland
Prior art keywords
regrind
synthetic fiber
filter aid
aid made
filter
Prior art date
Application number
CH357872A
Other languages
German (de)
Inventor
Brost Hans
Original Assignee
Bayer 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.)
Filing date
Publication date
Priority claimed from DE19712111855 external-priority patent/DE2111855C3/en
Application filed by Bayer Ag filed Critical Bayer Ag
Publication of CH537747A publication Critical patent/CH537747A/en

Links

Classifications

    • 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
    • B01D39/04—Organic material, e.g. cellulose, cotton
    • 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
    • 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)
  • Analytical Chemistry (AREA)
  • Filtering Materials (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Treatment Of Water By Ion Exchange (AREA)
  • Filtration Of Liquid (AREA)
CH357872A 1971-03-12 1972-03-10 Filter aid made from synthetic fiber regrind CH537747A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712111855 DE2111855C3 (en) 1971-03-12 Filter aid for precoat filtration

Publications (1)

Publication Number Publication Date
CH537747A true CH537747A (en) 1973-06-15

Family

ID=5801299

Family Applications (1)

Application Number Title Priority Date Filing Date
CH357872A CH537747A (en) 1971-03-12 1972-03-10 Filter aid made from synthetic fiber regrind

Country Status (7)

Country Link
JP (1) JPS5628579B1 (en)
BE (1) BE780501A (en)
CH (1) CH537747A (en)
FR (1) FR2128851B1 (en)
GB (1) GB1383818A (en)
IT (1) IT952186B (en)
SE (1) SE416886B (en)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH467808A (en) * 1963-05-28 1969-01-31 Mueller Hans Process for the regeneration of precoat from viscose filtration
AT252850B (en) * 1965-02-23 1967-03-10 Schweizerische Viscose Process for stabilizing beverages

Also Published As

Publication number Publication date
FR2128851B1 (en) 1977-09-02
DE2111855A1 (en) 1972-09-14
DE2111855B2 (en) 1976-04-29
FR2128851A1 (en) 1972-10-20
IT952186B (en) 1973-07-20
BE780501A (en) 1972-09-11
SE416886B (en) 1981-02-16
JPS5628579B1 (en) 1981-07-02
GB1383818A (en) 1974-02-12

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Legal Events

Date Code Title Description
PL Patent ceased