BE531807A - - Google Patents

Info

Publication number: BE531807A
Authority: BE; Belgium

Application number

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.)

1952-05-17

Publication of BE531807A publication Critical patent/BE531807A/xx

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D39/00—Filtering material for liquid or gaseous fluids
- B01D39/08—Filter cloth, i.e. woven, knitted or interlaced material
- B01D39/083—Filter cloth, i.e. woven, knitted or interlaced material of organic material
- 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
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D39/00—Filtering material for liquid or gaseous fluids
- B01D39/08—Filter cloth, i.e. woven, knitted or interlaced material
- B01D39/086—Filter cloth, i.e. woven, knitted or interlaced material of inorganic material
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D39/00—Filtering material for liquid or gaseous fluids
- B01D39/14—Other self-supporting filtering material ; Other filtering material
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C10/00—Adjustable resistors
- H01C10/50—Adjustable resistors structurally combined with switching arrangements
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
- B01D2239/04—Additives and treatments of the filtering material
- B01D2239/0457—Specific fire retardant or heat resistant properties
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
- B01D2239/04—Additives and treatments of the filtering material
- B01D2239/0464—Impregnants
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
- B01D2239/04—Additives and treatments of the filtering material
- B01D2239/0471—Surface coating material
- B01D2239/0478—Surface coating material on a layer of the filter
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
- B01D2239/06—Filter cloth, e.g. knitted, woven non-woven; self-supported material
- B01D2239/065—More than one layer present in the filtering material
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
- B01D2239/06—Filter cloth, e.g. knitted, woven non-woven; self-supported material
- B01D2239/065—More than one layer present in the filtering material
- B01D2239/0654—Support layers
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
- B01D2239/06—Filter cloth, e.g. knitted, woven non-woven; self-supported material
- B01D2239/065—More than one layer present in the filtering material
- B01D2239/0659—The layers being joined by needling
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
- B01D2239/06—Filter cloth, e.g. knitted, woven non-woven; self-supported material
- B01D2239/065—More than one layer present in the filtering material
- B01D2239/0668—The layers being joined by heat or melt-bonding
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
- B01D2239/06—Filter cloth, e.g. knitted, woven non-woven; self-supported material
- B01D2239/069—Special geometry of layers
- B01D2239/0695—Wound layers

Landscapes

Chemical & Material Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
Engineering & Computer Science (AREA)
Textile Engineering (AREA)
Microelectronics & Electronic Packaging (AREA)
Inorganic Chemistry (AREA)
Laminated Bodies (AREA)
Investigating Or Analysing Biological Materials (AREA)
Respiratory Apparatuses And Protective Means (AREA)
Nonwoven Fabrics (AREA)

BE531807D 1952-05-17 BE531807A (OSRAM)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB1252252A GB776967A (en)	1952-05-17	1952-05-17	Permeable body with extendable layers and conically increasing permeability

Publications (1)

Publication Number	Publication Date
BE531807A true BE531807A (OSRAM)

Family

ID=10006139

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE531807D BE531807A (OSRAM)	1952-05-17

Country Status (3)

Country	Link
BE (1)	BE531807A (OSRAM)
FR (2)	FR1080806A (OSRAM)
GB (2)	GB776967A (OSRAM)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2418008A1 (fr) *	1978-02-22	1979-09-21	Godefroy Raymond	Nouveau filtre composite avec pare-etincelles
JP3259782B2 (ja) *	1992-07-31	2002-02-25	東洋紡績株式会社	空気清浄用フィルター濾材

0
- BE BE531807D patent/BE531807A/xx unknown
1952
- 1952-05-17 GB GB1252252A patent/GB776967A/en not_active Expired
1953
- 1953-05-16 FR FR1080806D patent/FR1080806A/fr not_active Expired
1954
- 1954-10-27 GB GB3093254A patent/GB825002A/en not_active Expired
1955
- 1955-10-27 FR FR69091D patent/FR69091E/fr not_active Expired

Also Published As

Publication number	Publication date
GB776967A (en)	1957-06-12
GB825002A (en)	1959-12-09
FR69091E (fr)	1958-09-22
FR1080806A (fr)	1954-12-14

Publication	Publication Date	Title
DE1268389C2 (OSRAM)	1969-03-20
AT173165B (OSRAM)	1952-11-25
IT500331A (OSRAM)
FR999097A (OSRAM)	1952-01-25
FR999049A (OSRAM)	1952-01-25
FR56519E (OSRAM)	1952-10-09
BE516722A (OSRAM)
BE516879A (OSRAM)
BE511574A (OSRAM)
BE512304A (OSRAM)
BE511065A (OSRAM)
BE517178A (OSRAM)
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BE516935A (OSRAM)
BE517255A (OSRAM)
BE516713A (OSRAM)
BE511388A (OSRAM)
BE514004A (OSRAM)
BE509913A (OSRAM)	1952-03-31
BE516758A (OSRAM)
BE514976A (OSRAM)
BE505548A (OSRAM)
BE508678A (OSRAM)
BE520122A (OSRAM)	1955-05-27
BE511785A (OSRAM)	1952-06-14