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Indicator of the interferometer type for indicating the composition of gases

  • US 2,795,991 A
  • Filed: 12/07/1953
  • Issued: 06/18/1957
  • Est. Priority Date: 05/28/1953
  • Status: Expired due to Term
First Claim
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1. AN INTERFEROMETER FOR DETECTING THE DIFFERENCE IN THE COMPOSITION OF A REFERENCE GAS AND A GAS TO BE SUPERVISED, COMPRISING A REFERENCE CHAMBER FOR THE REFERENCE GAS INCLUDING TWO PASSAGES DISPOSED IN PARALEL RELATIONSHIP SPACED APART AND COMMUNICATING WITH EACH OTHER, A TEST CHAMBER FOR THE GAS TO BE SUPERVISED, A SOURCE OF LIGHT, A BEAM SPLITTER THE LIGHT EMANATING FROM SAID SOURCE OF LIGHT IN TWO PARALEL BEAMS OF LIGHT AND DISPOSED ADJACENT TO ONE END OF SAID CHAMBER TO DIRECT ONE OF SAID BEAMS THROUGH ONE PASSAGE OF THE REFERENCE CHAMBER AND THE OTHER THROUGH THE TEST CHAMBER, LIGHT DEVIATING MEANS DISPOSED ADJACENT TO THE OPPOSITE END OF THE CHAMBERS AND DEFLECTING TH ERESPECTIVE BEAM THROUGH THE SECOND PASSAGE OF THE REFERENCE CHAMBER AND THE OTHER BEAM THROUGH THE TEST CHAMBER BACK TO THE

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