NL7808354A - BALL VALVE. - Google Patents
BALL VALVE.Info
- Publication number
- NL7808354A NL7808354A NL7808354A NL7808354A NL7808354A NL 7808354 A NL7808354 A NL 7808354A NL 7808354 A NL7808354 A NL 7808354A NL 7808354 A NL7808354 A NL 7808354A NL 7808354 A NL7808354 A NL 7808354A
- Authority
- NL
- Netherlands
- Prior art keywords
- ball valve
- ball
- valve
- Prior art date
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
- 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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB757278A GB1604455A (en) | 1978-02-24 | 1978-02-24 | Ball closure valves |
Publications (1)
Publication Number | Publication Date |
---|---|
NL7808354A true NL7808354A (en) | 1979-08-28 |
Family
ID=9835715
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL7808354A NL7808354A (en) | 1978-02-24 | 1978-08-10 | BALL VALVE. |
Country Status (2)
Country | Link |
---|---|
GB (1) | GB1604455A (en) |
NL (1) | NL7808354A (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4385747A (en) * | 1982-01-07 | 1983-05-31 | Worcester Controls Corporation | Self-relieving seat and ball valve incorporating the same |
-
1978
- 1978-02-24 GB GB757278A patent/GB1604455A/en not_active Expired
- 1978-08-10 NL NL7808354A patent/NL7808354A/en not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
GB1604455A (en) | 1981-12-09 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A1A | A request for search or an international-type search has been filed | ||
BB | A search report has been drawn up | ||
BC | A request for examination has been filed | ||
BV | The patent application has lapsed |