Gas sample preparation system and method Patent #: 3976450
ApplicationNo. 05/791512 filed on 04/27/1977
US Classes:73/19.02, By gas chromatography73/31.07Particular separator
ExaminersPrimary: Kreitman, Stephen A.
Attorney, Agent or Firm
International ClassesG01N 7/10 (20060101)
G01N 7/00 (20060101)
G01N 33/26 (20060101)
G01N 33/28 (20060101)
H01F 27/40 (20060101)
H01F 27/00 (20060101)
AbstractApparatus and method for detecting fault gases in oil insulated transformers including a cell adapted to be located in the fault gas environment, the cell being hollow and including a gas-permeable wall but impermeable to liquids, means for flushing the contents of the cell into an analytical measuring device for determining the concentration of the specific fault gas in the cell.