Patent · US Expired

Apparatus and method for fluid injection

US6893547B2 · kind B2 · utility

32Cited by
37References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 14, 2001
Grant dateMay 17, 2005
Priority date
Expiry dateOct 24, 2022

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB01L2400/0487
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

Methods and apparatuses for metered injection of a fluid packet. A vessel containing a fluid is pressurized to a pressure less than or equal to a hold-off pressure. The fluid is subjected to an extraction force to form the fluid packet and extract the fluid packet from the vessel onto a surface.

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