AT338835B - DISPLAY DEVICE FOR THE DEGREE OF POLLUTION OF FILTERS - Google Patents

DISPLAY DEVICE FOR THE DEGREE OF POLLUTION OF FILTERS

Info

Publication number
AT338835B
AT338835B AT66275A AT66275A AT338835B AT 338835 B AT338835 B AT 338835B AT 66275 A AT66275 A AT 66275A AT 66275 A AT66275 A AT 66275A AT 338835 B AT338835 B AT 338835B
Authority
AT
Austria
Prior art keywords
pollution
filters
degree
display device
display
Prior art date
Application number
AT66275A
Other languages
German (de)
Other versions
ATA66275A (en
Original Assignee
Lang Apparatebau Gmbh
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 Lang Apparatebau Gmbh filed Critical Lang Apparatebau Gmbh
Publication of ATA66275A publication Critical patent/ATA66275A/en
Application granted granted Critical
Publication of AT338835B publication Critical patent/AT338835B/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
    • B01D35/14—Safety devices specially adapted for filtration; Devices for indicating clogging
    • B01D35/143—Filter condition indicators

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Measuring Volume Flow (AREA)
  • Indication Of The Valve Opening Or Closing Status (AREA)
  • Water Treatment By Sorption (AREA)
AT66275A 1974-01-31 1975-01-29 DISPLAY DEVICE FOR THE DEGREE OF POLLUTION OF FILTERS AT338835B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19742404453 DE2404453A1 (en) 1974-01-31 1974-01-31 DISPLAY UNIT FOR THE DEGREE OF POLLUTION OF FILTERS

Publications (2)

Publication Number Publication Date
ATA66275A ATA66275A (en) 1977-01-15
AT338835B true AT338835B (en) 1977-09-12

Family

ID=5906109

Family Applications (1)

Application Number Title Priority Date Filing Date
AT66275A AT338835B (en) 1974-01-31 1975-01-29 DISPLAY DEVICE FOR THE DEGREE OF POLLUTION OF FILTERS

Country Status (3)

Country Link
AT (1) AT338835B (en)
DE (1) DE2404453A1 (en)
FR (1) FR2259638A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4818385A (en) * 1987-08-31 1989-04-04 Medley Iii Frank W Filter with high pressure indicator

Also Published As

Publication number Publication date
ATA66275A (en) 1977-01-15
DE2404453A1 (en) 1975-08-07
FR2259638A1 (en) 1975-08-29
FR2259638B1 (en) 1977-04-15

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee
RZN Patent revoked