The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 02, 2008
Filed:
Feb. 16, 2004
David John Watson, Hanley Swan, GB;
Lewis Meurig Jones, West Malvern, GB;
James Franklin Kovach, Malvern, GB;
David John Watson, Hanley Swan, GB;
Lewis Meurig Jones, West Malvern, GB;
James Franklin Kovach, Malvern, GB;
Malvern Instruments Limited, Malvern, GB;
Abstract
A multi-stage dilution device, comprising a first stage dilution apparatus (A), and a second stage dilution apparatus (B), each of the stage dilution device comprising:—(i) a housing () having a diluent inlet (); (ii) a sample inlet () having a sample introducer within the housing () adapted to introduce the sample at an introducer point () within the housing (); and, (iii) a mixing conduit () mounted at least partially within the housing (), the mixing conduit () having an inlet section comprising a mouth (), and a fluid outlet (), and a throat section () capable of producing a pressure drop within the mixing conduit (), the pressure drop being sufficient to draw sample through the sample inlet (); the introducer point () of the sample inlet () being proximate the mixing conduit inlet; and wherein the fluid output () of the first stage dilution apparatus (A) is in communication with the sample inlet () of the second stage dilution apparatus (B). A method of diluting a sample is also disclosed.