FR499914A - Éléments de résistance réagissant à la lumière - Google Patents
Éléments de résistance réagissant à la lumièreInfo
- Publication number
- FR499914A FR499914A FR499914A FR499914DA FR499914A FR 499914 A FR499914 A FR 499914A FR 499914 A FR499914 A FR 499914A FR 499914D A FR499914D A FR 499914DA FR 499914 A FR499914 A FR 499914A
- Authority
- FR
- France
- Prior art keywords
- light
- resistance elements
- elements reacting
- reacting
- resistance
- 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
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
- B01D46/0002—Casings; Housings; Frame constructions
-
- 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
- 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
- B01D46/52—Particle separators, e.g. dust precipitators, using filters embodying folded corrugated or wound sheet material
- B01D46/521—Particle separators, e.g. dust precipitators, using filters embodying folded corrugated or wound sheet material using folded, pleated material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2271/00—Sealings for filters specially adapted for separating dispersed particles from gases or vapours
- B01D2271/02—Gaskets, sealings
- B01D2271/027—Radial sealings
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US499914XA | 1936-12-17 | 1936-12-17 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR499914A true FR499914A (fr) | 1920-02-26 |
Family
ID=21962811
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR499914A Expired FR499914A (fr) | 1918-04-05 | 1918-09-24 | Éléments de résistance réagissant à la lumière |
Country Status (2)
Country | Link |
---|---|
FR (1) | FR499914A (fr) |
GB (1) | GB499914A (fr) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3187489A (en) * | 1960-09-09 | 1965-06-08 | Cambridge Filter Corp | Space filter |
US3434269A (en) * | 1967-08-09 | 1969-03-25 | American Air Filter Co | Filter cell retaining apparatus |
DE3302471A1 (de) * | 1982-03-30 | 1983-10-13 | VEB Kombinat Luft- und Kältetechnik, DDR 8080 Dresden | Abscheider |
FI91219C (fi) * | 1992-05-08 | 1994-06-10 | Finn Filter Oy | Suodatin sekä menetelmä sen konstruoimiseksi |
WO2018038976A1 (fr) * | 2016-08-26 | 2018-03-01 | 3M Innovative Properties Company | Élément de filtre plissé comprenant des milieux filtrants plissés avec des barrages de bord, et procédé de fabrication et d'utilisation |
-
1918
- 1918-09-24 FR FR499914A patent/FR499914A/fr not_active Expired
-
1937
- 1937-12-08 GB GB33979/37A patent/GB499914A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB499914A (en) | 1939-01-31 |
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