Plug valve
Patent
·
OSTI ID:7140465
This patent describes an improved plug valve wherein a novel shape for the valve plug and valve chamber provide mating surfaces for improved wear characteristics. The novel shape of the valve plug is a frustum of body of revolution of a curved known as a tractrix, a solid shape otherwise known as a peudosphere.
- Assignee:
- Dept. of Energy, Washington, DC
- Patent Number(s):
- US 4878652; A
- Application Number:
- PPN: US 6-861383A
- OSTI ID:
- 7140465
- Resource Relation:
- Patent File Date: 9 May 1986
- Country of Publication:
- United States
- Language:
- English
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