FR2799140B1 - IMPROVEMENT IN DUST COLLARS - Google Patents

IMPROVEMENT IN DUST COLLARS

Info

Publication number
FR2799140B1
FR2799140B1 FR9912541A FR9912541A FR2799140B1 FR 2799140 B1 FR2799140 B1 FR 2799140B1 FR 9912541 A FR9912541 A FR 9912541A FR 9912541 A FR9912541 A FR 9912541A FR 2799140 B1 FR2799140 B1 FR 2799140B1
Authority
FR
France
Prior art keywords
improvement
collars
dust
dust collars
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
FR9912541A
Other languages
French (fr)
Other versions
FR2799140A1 (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.)
CATTIN FILTRATION, FR
Original Assignee
Cattinair
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 Cattinair filed Critical Cattinair
Priority to FR9912541A priority Critical patent/FR2799140B1/en
Publication of FR2799140A1 publication Critical patent/FR2799140A1/en
Application granted granted Critical
Publication of FR2799140B1 publication Critical patent/FR2799140B1/en
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
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/02—Particle separators, e.g. dust precipitators, having hollow filters made of flexible material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D45/00—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces
    • B01D45/12—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by centrifugal forces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
    • B01D50/20—Combinations of devices covered by groups B01D45/00 and B01D46/00
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
    • B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
    • B04C5/00—Apparatus in which the axial direction of the vortex is reversed
    • B04C5/08—Vortex chamber constructions
    • B04C5/081—Shapes or dimensions
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
    • B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
    • B04C5/00—Apparatus in which the axial direction of the vortex is reversed
    • B04C5/14—Construction of the underflow ducting; Apex constructions; Discharge arrangements ; discharge through sidewall provided with a few slits or perforations
    • B04C5/181—Bulkheads or central bodies in the discharge opening
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
    • B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
    • B04C9/00—Combinations with other devices, e.g. fans, expansion chambers, diffusors, water locks
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
    • B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
    • B04C9/00—Combinations with other devices, e.g. fans, expansion chambers, diffusors, water locks
    • B04C2009/004—Combinations with other devices, e.g. fans, expansion chambers, diffusors, water locks with internal filters, in the cyclone chamber or in the vortex finder

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Cyclones (AREA)
FR9912541A 1999-10-01 1999-10-01 IMPROVEMENT IN DUST COLLARS Expired - Fee Related FR2799140B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9912541A FR2799140B1 (en) 1999-10-01 1999-10-01 IMPROVEMENT IN DUST COLLARS

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9912541A FR2799140B1 (en) 1999-10-01 1999-10-01 IMPROVEMENT IN DUST COLLARS

Publications (2)

Publication Number Publication Date
FR2799140A1 FR2799140A1 (en) 2001-04-06
FR2799140B1 true FR2799140B1 (en) 2001-12-14

Family

ID=9550693

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9912541A Expired - Fee Related FR2799140B1 (en) 1999-10-01 1999-10-01 IMPROVEMENT IN DUST COLLARS

Country Status (1)

Country Link
FR (1) FR2799140B1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT201700070854A1 (en) * 2017-06-26 2018-12-26 Dellaquila Sergio Separator cyclone.

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3648442A (en) * 1969-05-30 1972-03-14 Asbestos Grading Equipment Co Dust collectors
GB2088244A (en) * 1980-11-27 1982-06-09 Metalair Ltd Discharging dust from air filter
CH662287A5 (en) * 1984-03-27 1987-09-30 Peter Wetter DEVICE FOR SEPARATING SOLIDS FROM AN AIRFLOW THAT WORKS AS A CARRIER.
FR2631560B1 (en) * 1988-05-18 1992-02-21 Cattinair AIR FILTRATION PROCESS AND FILTER CARTRIDGE FOR IMPLEMENTING THE PROCESS
DE9205057U1 (en) * 1992-04-10 1992-06-17 H. Krantz Gmbh & Co, 5100 Aachen Filter system

Also Published As

Publication number Publication date
FR2799140A1 (en) 2001-04-06

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Legal Events

Date Code Title Description
CD Change of name or company name
CJ Change in legal form
TP Transmission of property
CD Change of name or company name
CJ Change in legal form
TP Transmission of property

Owner name: CATTIN FILTRATION, FR

Effective date: 20120924

PLFP Fee payment

Year of fee payment: 17

ST Notification of lapse

Effective date: 20170630