Infrared analyzer
First Claim
2. IN A PHOTOMETRIC ANALYZER FOR MEASURING THE AMOUNTS OF CARBON MONOXIDE AND CARBON DIOXIDE IN A FLUID STREAM, IN COMBINATION, A SOURCE OF INFRA-RED RADIATION, REFLECTING MEANS TO FORM THREE BEAMS OF SAID INFRARED RADIATION, A K SAMPLE CELL DISPOSED IN THE PATH OF SAID THREE BEAMS WITH AN INLET AND AN OUTLET AND ADAPTED TO RECEIVE SAID FLUID STREAM THROUGH SAID INLET AND OUTLET, THREE FILTERING MEANS, EACH OF WHICH IS DISPOSED IN THE PATH OF ONE OF SAID BEAMS AND ADAPTED TO PREFERENTIALLY ABSORB CERTAIN WAVE LENGTHS OF SAID INFRA-RED RADIATION, THE FIRST OF SAID FILTERING MEANS PREFERENTIALLY ABSORBING SAID RADIATION AT THE WAVE LENGTH OF THE PRINCIPAL ABSORPTION BAND OF CARBON DIOXIDE, THE SECOND OF SAID FILTERING MEANS PREFERENTIALLY ABSORBING SIAD RADIATION AT THE WAVE LENGTHS OF THE PRINCIPAL ABSORPTION BANDS OF CARBON MONOXIDE AND CARBON DIOXIDE, AND THE THIRD OF SAID FILTERING MEANS PREFERENTIALLY ABSORBING SAID RADIATION AT WAVE LENGTH OF THE PRINCIPAL ABSORPTION BAND OF CARBON MONOXIDE, THREE RADIATION SENSITIVE MEANS EACH DISPOSED IN THE PATH OF ONE OF SAID BEAMS, A
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2 Claims
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2. IN A PHOTOMETRIC ANALYZER FOR MEASURING THE AMOUNTS OF CARBON MONOXIDE AND CARBON DIOXIDE IN A FLUID STREAM, IN COMBINATION, A SOURCE OF INFRA-RED RADIATION, REFLECTING MEANS TO FORM THREE BEAMS OF SAID INFRARED RADIATION, A K SAMPLE CELL DISPOSED IN THE PATH OF SAID THREE BEAMS WITH AN INLET AND AN OUTLET AND ADAPTED TO RECEIVE SAID FLUID STREAM THROUGH SAID INLET AND OUTLET, THREE FILTERING MEANS, EACH OF WHICH IS DISPOSED IN THE PATH OF ONE OF SAID BEAMS AND ADAPTED TO PREFERENTIALLY ABSORB CERTAIN WAVE LENGTHS OF SAID INFRA-RED RADIATION, THE FIRST OF SAID FILTERING MEANS PREFERENTIALLY ABSORBING SAID RADIATION AT THE WAVE LENGTH OF THE PRINCIPAL ABSORPTION BAND OF CARBON DIOXIDE, THE SECOND OF SAID FILTERING MEANS PREFERENTIALLY ABSORBING SIAD RADIATION AT THE WAVE LENGTHS OF THE PRINCIPAL ABSORPTION BANDS OF CARBON MONOXIDE AND CARBON DIOXIDE, AND THE THIRD OF SAID FILTERING MEANS PREFERENTIALLY ABSORBING SAID RADIATION AT WAVE LENGTH OF THE PRINCIPAL ABSORPTION BAND OF CARBON MONOXIDE, THREE RADIATION SENSITIVE MEANS EACH DISPOSED IN THE PATH OF ONE OF SAID BEAMS, A
Specification
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Current AssigneeDonald E. Berger, James R. Parsons
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Original AssigneeDonald E. Berger, James R. Parsons
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InventorsBerger, Donald E., Parsons, James R.
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Application NumberUS03/380,302Time in Patent Office1,456 DaysField of SearchUS Class Current250/346CPC Class CodesG01N 21/3504 for analysing gases, e.g. m...
