FR2653882B1 - Indicateur de colmatage. - Google Patents

Indicateur de colmatage.

Info

Publication number
FR2653882B1
FR2653882B1 FR8914301A FR8914301A FR2653882B1 FR 2653882 B1 FR2653882 B1 FR 2653882B1 FR 8914301 A FR8914301 A FR 8914301A FR 8914301 A FR8914301 A FR 8914301A FR 2653882 B1 FR2653882 B1 FR 2653882B1
Authority
FR
France
Prior art keywords
clogging indicator
clogging
indicator
Prior art date
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.)
Expired - Fee Related
Application number
FR8914301A
Other languages
English (en)
Other versions
FR2653882A1 (fr
Inventor
Traonvoez Jean Michel
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.)
Lebozec & Gautier
Original Assignee
Lebozec & Gautier
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 Lebozec & Gautier filed Critical Lebozec & Gautier
Priority to FR8914301A priority Critical patent/FR2653882B1/fr
Priority to AT90916763T priority patent/ATE132388T1/de
Priority to EP90916763A priority patent/EP0456781B1/fr
Priority to DE69024637T priority patent/DE69024637T2/de
Priority to US07/688,590 priority patent/US5188728A/en
Priority to PCT/FR1990/000790 priority patent/WO1991006357A1/fr
Publication of FR2653882A1 publication Critical patent/FR2653882A1/fr
Application granted granted Critical
Publication of FR2653882B1 publication Critical patent/FR2653882B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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 Fluid Pressure (AREA)
FR8914301A 1989-10-31 1989-10-31 Indicateur de colmatage. Expired - Fee Related FR2653882B1 (fr)

Priority Applications (6)

Application Number Priority Date Filing Date Title
FR8914301A FR2653882B1 (fr) 1989-10-31 1989-10-31 Indicateur de colmatage.
AT90916763T ATE132388T1 (de) 1989-10-31 1990-10-31 Verstopfungsindikator
EP90916763A EP0456781B1 (fr) 1989-10-31 1990-10-31 Indicateur de colmatage
DE69024637T DE69024637T2 (de) 1989-10-31 1990-10-31 Verstopfungsindikator
US07/688,590 US5188728A (en) 1989-10-31 1990-10-31 Clogging display with shape memory alloy spring actuator
PCT/FR1990/000790 WO1991006357A1 (fr) 1989-10-31 1990-10-31 Indicateur de colmatage

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8914301A FR2653882B1 (fr) 1989-10-31 1989-10-31 Indicateur de colmatage.

Publications (2)

Publication Number Publication Date
FR2653882A1 FR2653882A1 (fr) 1991-05-03
FR2653882B1 true FR2653882B1 (fr) 1992-02-14

Family

ID=9386981

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8914301A Expired - Fee Related FR2653882B1 (fr) 1989-10-31 1989-10-31 Indicateur de colmatage.

Country Status (1)

Country Link
FR (1) FR2653882B1 (fr)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3140690A (en) * 1963-12-04 1964-07-14 Pall Corp Magnetic pressure indicator
DE2139852A1 (de) * 1971-08-09 1973-02-15 Battelle Institut E V Schaltelement mit temperaturabhaengiger schaltstellung
AU3423184A (en) * 1984-01-12 1985-07-18 Facet Enterprises Inc. Temperature sensitive differential pressure indicating device

Also Published As

Publication number Publication date
FR2653882A1 (fr) 1991-05-03

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Legal Events

Date Code Title Description
GC Lien (pledge) constituted
CL Concession to grant licenses
TP Transmission of property
CA Change of address
ST Notification of lapse
TP Transmission of property