Patent · US Expired

Purification apparatus and method

US6419827B1 · kind B1 · utility

36Cited by
43References
41Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 18, 2000
Grant dateJul 16, 2002
Priority date
Expiry dateApr 18, 2020

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01N2035/102
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

The invention includes a filtration apparatus for processing a plurality of fluid samples into sample wells is provided. In one embodiment, the filtration apparatus includes a purification tray and a sample well tray with a plurality of sample wells. The purification tray includes a filter plate having a plurality of columns with discharge openings at the bottom thereof, at least one filter positioned in the columns of the filter plate for filtering the fluid samples as they pass therethrough, a heat plate positioned adjacent the columns of the filter plate, and a vent plate positioned below the heat plate. The heat plate is configured for transferring heat to the columns of the filter plate. The vent plate includes vents for permitting aerosols from the sample wells of the sample well tray to escape. A sample well tray with a plurality of the sample wells is positioned so that the sample wells align with the discharge openings of the filter plate columns to receive the liquid sample therein.

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