Patent · US Expired

Method of cutting using a high pressure water jet

US4018623A · kind A · utility

11Cited by
9References
7Claims
0Family size

Assignee

Inventor

Key dates

Filing dateFeb 10, 1975
Grant dateApr 19, 1977
Priority date
Expiry dateFeb 10, 1995

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB26F3/004
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

A method of cutting using a high pressure jet of water in which the jet is maintained in a region of sub-atmospheric pressure, preferably up to 70 cms Hg. Operation at sub-atmospheric pressure significantly enhances the cutting power of a high pressure water jet.

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