NL7305759A - - Google Patents
Info
- Publication number
- NL7305759A NL7305759A NL7305759A NL7305759A NL7305759A NL 7305759 A NL7305759 A NL 7305759A NL 7305759 A NL7305759 A NL 7305759A NL 7305759 A NL7305759 A NL 7305759A NL 7305759 A NL7305759 A NL 7305759A
- Authority
- NL
- Netherlands
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/02—Energy absorbers; Noise absorbers
- F16L55/027—Throttle passages
- F16L55/02754—Throttle passages using a central core throttling the passage
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
- F04D29/663—Sound attenuation
- F04D29/664—Sound attenuation by means of sound absorbing material
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL7305759A NL7305759A (en) | 1973-04-25 | 1973-04-25 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL7305759A NL7305759A (en) | 1973-04-25 | 1973-04-25 |
Publications (1)
Publication Number | Publication Date |
---|---|
NL7305759A true NL7305759A (en) | 1974-10-29 |
Family
ID=19818713
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL7305759A NL7305759A (en) | 1973-04-25 | 1973-04-25 |
Country Status (1)
Country | Link |
---|---|
NL (1) | NL7305759A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0837245A3 (en) * | 1996-10-15 | 1999-03-10 | Air Handling Engineering Ltd. | Fan for air handling system |
EP2492515B1 (en) * | 2011-02-28 | 2020-01-15 | Soler & Palau Research, S.L. | Helico centrifugal fan |
-
1973
- 1973-04-25 NL NL7305759A patent/NL7305759A/xx unknown
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0837245A3 (en) * | 1996-10-15 | 1999-03-10 | Air Handling Engineering Ltd. | Fan for air handling system |
EP2492515B1 (en) * | 2011-02-28 | 2020-01-15 | Soler & Palau Research, S.L. | Helico centrifugal fan |