Patent · US Expired

Method and device for cutting underwater structures

US5361748A · kind A · utility

38Cited by
14References
14Claims
0Family size

Inventor

Key dates

Filing dateMar 16, 1994
Grant dateNov 8, 1994
Priority date
Expiry dateMar 16, 2014

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T83/9317
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

A method of cutting underwater structures which comprises the following steps: PA0 a local underwater step including: PA1 the anchorage of cutting means in the cutting area, exactly positioned to effect the desired cut, to the structure to be cut; PA0 a remotely-controlled step including: PA1 the automatic activation and de-activation, from a spot at the surface, of the cutting means and the automatic feed thereof in the cutting direction from a non-interference position through the structure, the cutting means being provided with cutting tools for cutting metallic and non-metallic materials; PA0 a local underwater step for recovering the cutting means (T).

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