SE8704489D0 - Tryckindikator - Google Patents
TryckindikatorInfo
- Publication number
- SE8704489D0 SE8704489D0 SE8704489A SE8704489A SE8704489D0 SE 8704489 D0 SE8704489 D0 SE 8704489D0 SE 8704489 A SE8704489 A SE 8704489A SE 8704489 A SE8704489 A SE 8704489A SE 8704489 D0 SE8704489 D0 SE 8704489D0
- Authority
- SE
- Sweden
- Prior art keywords
- pressure difference
- piston
- pressure indicator
- area
- cylinder
- Prior art date
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
- B01D46/42—Auxiliary equipment or operation thereof
- B01D46/44—Auxiliary equipment or operation thereof controlling filtration
- B01D46/446—Auxiliary equipment or operation thereof controlling filtration by pressure measuring
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Measuring Fluid Pressure (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE8704489A SE459634B (sv) | 1987-11-16 | 1987-11-16 | Tryckindikator |
EP88850352A EP0317532A1 (en) | 1987-11-16 | 1988-10-19 | Pressure indicator |
JP26963988A JPH01156633A (ja) | 1987-11-16 | 1988-10-27 | 圧力差指示装置 |
AU24703/88A AU2470388A (en) | 1987-11-16 | 1988-11-03 | Clogged filter indicator |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE8704489A SE459634B (sv) | 1987-11-16 | 1987-11-16 | Tryckindikator |
Publications (3)
Publication Number | Publication Date |
---|---|
SE8704489D0 true SE8704489D0 (sv) | 1987-11-16 |
SE8704489L SE8704489L (sv) | 1989-05-17 |
SE459634B SE459634B (sv) | 1989-07-24 |
Family
ID=20370244
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE8704489A SE459634B (sv) | 1987-11-16 | 1987-11-16 | Tryckindikator |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP0317532A1 (sv) |
JP (1) | JPH01156633A (sv) |
AU (1) | AU2470388A (sv) |
SE (1) | SE459634B (sv) |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3024655A (en) * | 1959-06-16 | 1962-03-13 | F W Dwyer Mfg Company | Filter gauge |
FR1260808A (fr) * | 1960-04-02 | 1961-05-12 | Lautrette & Cie | Perfectionnements apportés aux appareils, plus spécialement pour le contrôle du colmatage des filtres, comportant une mesure de pression différentielle |
FR2421660A1 (fr) * | 1978-04-05 | 1979-11-02 | Eurogest | Indicateur de colmatage pour filtre a air |
-
1987
- 1987-11-16 SE SE8704489A patent/SE459634B/sv not_active IP Right Cessation
-
1988
- 1988-10-19 EP EP88850352A patent/EP0317532A1/en not_active Withdrawn
- 1988-10-27 JP JP26963988A patent/JPH01156633A/ja active Pending
- 1988-11-03 AU AU24703/88A patent/AU2470388A/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
SE459634B (sv) | 1989-07-24 |
JPH01156633A (ja) | 1989-06-20 |
SE8704489L (sv) | 1989-05-17 |
EP0317532A1 (en) | 1989-05-24 |
AU2470388A (en) | 1989-05-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
NUG | Patent has lapsed |
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