Patent · US Expired

Enablement of selection of gas/dry ice ratios within an allowable range, and dynamic maintenance of the ratio in a blasting stream

US6695679B2 · kind B2 · utility

11Cited by
2References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 15, 2001
Grant dateFeb 24, 2004
Priority date
Expiry dateAug 2, 2022

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB24C1/003
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

Apparatus and method to establish permissible ranges of the gas/dry ice ratio in a dry ice blasting stream. Logic and circuitry determine whether a proposed ratio is permissible. If it is, it enables the process to start. If it is not, it forbids operation of the process.

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