Patent ID: 6076410
Filing Date: 2000-06-20
Classification: G01N

Abstract:
A liquid sample collector and liquid return apparatus comprising:a first tube having an open lower end, said lower end adapted to be submerged within a first liquid source, said first tube having an upper end, said upper end being connected to a discharge tube, said discharge tube adapted to connect to a vacuum source in order to cause liquid to flow through said first tube and said discharge tube to be supplied into a sample collection container;a second tube having an open outer end, said outer end adapted to be located directly adjacent a second liquid source, said second tube having an inner end, said inner end being connected to a return tube, said return tube adapted to connect to a third liquid source which is pressurized to cause at least a portion of said third liquid source to flow through said return tube and said second tube to said second liquid source; andsaid first tube being mounted within said second tube.