Patent · US Expired

Dry shut-off cartridge

US6412516B1 · kind B1 · utility

23Cited by
3References
8Claims
0Family size

Assignee

Inventor

Key dates

Filing dateFeb 14, 2000
Grant dateJul 2, 2002
Priority date
Expiry dateFeb 14, 2020

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T137/7668
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

A valve control system for regulating fluid flow in a high pressure system, the control mechanism including a valve slidable within a cartridge, said cartridge carrying a seat, said valve being movable between a first position permitting high pressure fluid flow from a source to the exit of a gun, to a second position blocking passage of said fluid through said exit.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.