FR2141888B1 - - Google Patents

Info

Publication number
FR2141888B1
FR2141888B1 FR7221324A FR7221324A FR2141888B1 FR 2141888 B1 FR2141888 B1 FR 2141888B1 FR 7221324 A FR7221324 A FR 7221324A FR 7221324 A FR7221324 A FR 7221324A FR 2141888 B1 FR2141888 B1 FR 2141888B1
Authority
FR
France
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
Application number
FR7221324A
Other languages
French (fr)
Other versions
FR2141888A1 (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.)
BASS JOHN Ltd
Original Assignee
BASS JOHN Ltd
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 BASS JOHN Ltd filed Critical BASS JOHN Ltd
Publication of FR2141888A1 publication Critical patent/FR2141888A1/fr
Application granted granted Critical
Publication of FR2141888B1 publication Critical patent/FR2141888B1/fr
Expired 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
    • B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27F—DOVETAILED WORK; TENONS; SLOTTING MACHINES FOR WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES
    • B27F1/00—Dovetailed work; Tenons; Making tongues or grooves; Groove- and- tongue jointed work; Finger- joints
    • B27F1/08—Making dovetails, tongues, or tenons, of definite limited length
    • B27F1/10—Cutting tenons of round or rounded- off profile
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
    • F24F3/12—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
    • F24F3/16—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by purification, e.g. by filtering; by sterilisation; by ozonisation
    • F24F3/163—Clean air work stations, i.e. selected areas within a space which filtered air is passed
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
    • F24F3/12—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
    • F24F3/16—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by purification, e.g. by filtering; by sterilisation; by ozonisation
    • F24F3/167—Clean rooms, i.e. enclosed spaces in which a uniform flow of filtered air is distributed
FR7221324A 1971-06-18 1972-06-14 Expired FR2141888B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2863071A GB1362249A (en) 1971-06-18 1971-06-18 Air filtering apparatus

Publications (2)

Publication Number Publication Date
FR2141888A1 FR2141888A1 (en) 1973-01-26
FR2141888B1 true FR2141888B1 (en) 1978-05-26

Family

ID=10278637

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7221324A Expired FR2141888B1 (en) 1971-06-18 1972-06-14

Country Status (5)

Country Link
BE (1) BE515349A (en)
DE (1) DE2229099C3 (en)
FR (1) FR2141888B1 (en)
GB (1) GB1362249A (en)
NL (1) NL168930C (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1555563A (en) * 1976-05-08 1979-11-14 Howorth Air Eng Ltd Clean air zone
US4191543A (en) * 1977-12-23 1980-03-04 Peters Max D Sterile air recycling apparatus
US4749385A (en) * 1987-03-27 1988-06-07 Rca Licensing Corporation Method and apparatus for providing clean air
WO1997047928A2 (en) * 1996-06-11 1997-12-18 Amway Corporation Air treatment system
US5925172A (en) * 1996-06-11 1999-07-20 Amway Corporation Air treatment system
CN106196519A (en) * 2015-05-07 2016-12-07 河北航安智能科技有限公司 A kind of static pressure control wind air purification method
CN106568149A (en) * 2016-08-08 2017-04-19 襄阳达安汽车检测中心 Clean room system used for filter paper weighing in engine emission testing
GB2558625B (en) 2017-01-11 2020-01-01 Sporting Edge Uk Ltd An air conditioning assembly
RU2756176C1 (en) * 2020-12-07 2021-09-28 Российская Федерация, от имени которой выступает Государственная корпорация по атомной энергии "Росатом" (Госкорпорация "Росатом") Filter for cleaning gaseous products

Also Published As

Publication number Publication date
NL7208015A (en) 1972-12-20
BE515349A (en)
GB1362249A (en) 1974-07-30
DE2229099A1 (en) 1972-12-21
NL168930B (en) 1981-12-16
NL168930C (en) 1982-05-17
FR2141888A1 (en) 1973-01-26
DE2229099B2 (en) 1980-01-24
DE2229099C3 (en) 1980-10-23

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Legal Events

Date Code Title Description
ST Notification of lapse