Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
January 3, 2023
Patent Application Number
17481203
Date Filed
September 21, 2021
Patent Citations
Patent Primary Examiner
A sample pre-compression valve for liquid chromatography applications is described. The valve enables a sample pre-compression while the solvent pump continues to conduct solvent to the chromatography column. Furthermore, the sample pre-compression valve includes an INJECT position, a LOAD position and a PUMP PURGE position, in which all connecting grooves of the valve are flushed with liquid. A use of the sample pre-compression valve is described as part of a sampler for liquid chromatography applications.
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