BE519652A - - Google Patents
Info
- Publication number
- BE519652A BE519652A BE519652DA BE519652A BE 519652 A BE519652 A BE 519652A BE 519652D A BE519652D A BE 519652DA BE 519652 A BE519652 A BE 519652A
- Authority
- BE
- Belgium
- Prior art keywords
- key
- seat
- ball
- contact
- plug
- Prior art date
Links
- 238000007789 sealing Methods 0.000 claims description 34
- 238000012856 packing Methods 0.000 claims 2
- 239000012530 fluid Substances 0.000 description 6
- 239000007788 liquid Substances 0.000 description 6
- 230000002093 peripheral effect Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
- F16K5/06—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary with plugs having spherical surfaces; Packings therefor
- F16K5/0663—Packings
- F16K5/0668—Single packings
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Taps Or Cocks (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE519652A true BE519652A (enrdf_load_html_response) |
Family
ID=155809
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE519652D BE519652A (enrdf_load_html_response) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE519652A (enrdf_load_html_response) |
-
0
- BE BE519652D patent/BE519652A/fr unknown
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