US2905536A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for studying chemical reactions
Assignee: Gulf Research and Development Co
•
Filing: 1956-02-27
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Granted: 1959-09-22
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Expires: 1976-02-27
Abstract
No abstract record available.
Inventors
- 👤 Paul H Emmett
- 👤 Richard J Kokes
- 👤 Jr Hugh H Tobin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 12:32
CPC Classifications
G; G01; G01N; G01N30/00; G01N30/02; G01N30/62; G01N30/64; G01N30/66; G01N30/04; G01N30/06; Y; Y10; Y10T; Y10T436/00; Y10T436/21
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
137 words
A METHOD OF CONDUCTING CHEMICAL REACTION AND SEPARATING REACTION PRODUCTS COMPRISING CONTINUOUSLY PASSING A STREAM OF CARRIER GAS SEQUENTIALLY THROUGH A REACTION ZONE UNDER SELECTED REACTION CONDITIONS AND A CHROMATOGRAPHIC SEPARATION ZONE, WHILE SO PASSING THE CARRIER GAS STREAM INTRODUCING A REACTION CHARGE INTO THE CARRIER GAS STREAM AS AN ESSENTIALLY COMPACT MASS THEREIN UPSTREAM OF THE REACTION ZONE, MAINTAINING THE REACTION CHARGE AND/OR THE REACTION PRODUCTS THEREOF IN AN ESSENTIALLY CONTINUOUS AND COMPACT VOLUME AS THEY ARE CARRIED BY THE CARRIER GAS THROUGH THE REACTION ZONE AND UNTIL THEY ENTER THE CHROMATOGRAPHIC SEPARATION ZONE, WHEREBY THE COMPONENTS OF THE REACTION CHARGE AND/OR THE REACTION PRODUCTS THEREOF ARE CARRIED THROUGH THE DCHROMATOGRAPHIC SEPARATION ZONE AND EMERGE FROM THE CHROMATOGRAPHIC SEPARATION ZONE WITH THE CARRIER GAS STREAM SEPARATED AT LEAST IN PART AS TO THEIR TIME OF EMERGENCE.
Claim 2
Independent Claim
137 words
A METHOD OF CONDUCTING CHEMICAL REACTION AND SEPARATING REACTION PRODUCTS COMPRISING CONTINUOUSLY PASSING A STREAM OF CARRIER GAS SEQUENTIALLY THROUGH A REACTION ZONE UNDER SELECTED REACTION CONDITIONS AND A CHROMATOGRAPHIC SEPARATION ZONE, WHILE SO PASSING THE CARRIER GAS STREAM INTRODUCING A REACTION CHARGE INTO THE CARRIER GAS STREAM AS AN ESSENTIALLY COMPACT MASS THEREIN UPSTREAM OF THE REACTION ZONE, MAINTAINING THE REACTION CHARGE AND/OR THE REACTION PRODUCTS THEREOF IN AN ESSENTIALLY CONTINUOUS AND COMPACT VOLUME AS THEY ARE CARRIED BY THE CARRIER GAS THROUGH THE REACTION ZONE AND UNTIL THEY ENTER THE CHROMATOGRAPHIC SEPARATION ZONE, WHEREBY THE COMPONENTS OF THE REACTION CHARGE AND/OR THE REACTION PRODUCTS THEREOF ARE CARRIED THROUGH THE DCHROMATOGRAPHIC SEPARATION ZONE AND EMERGE FROM THE CHROMATOGRAPHIC SEPARATION ZONE WITH THE CARRIER GAS STREAM SEPARATED AT LEAST IN PART AS TO THEIR TIME OF EMERGENCE.
References Cited (Backward Citations)
US2398818A
Cited
US2662846A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-09-21 | 1963-03-23 | 1963-09-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-09-21 | 1967-03-23 | 1967-09-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-09-21 | 1971-03-23 | 1971-09-22 | $7700.00 | Window Closed / Lapsed |