Patent US3130168A successfully refreshed from Google Patents.
US3130168A
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Preparation of feedstocks for chlorination
Assignee: Stauffer Chemical Co
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Filing: 1961-09-22
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Granted: 1964-04-21
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Expires: 1981-09-22
Abstract
No abstract record available.
Inventors
- 👤 Loren J Hov
- 👤 Miller Richard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 11:51
CPC Classifications
C; C01; C01B; C01B35/00; C01B35/08; C01B35/10; C01B35/06; C01B35/12; C22; C22B; C22B1/00; C22B1/02; C22B1/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
145 words
A PROCESS FOR PREPARING A SOLID FEEDSTOCK OF IMPROVED REACTIVITY SUITABLE FOR REACTION WITH GASEOUS CHLORINATING AGENTS COMPRISING: FORMING A MIXTURE OF A CARBONACEOUS REDUCING AGENT, AN OXIDIZED COMPOUND SELECTED FROM THE CLASS CONSISTING OF BORON, VANADIUM, TANTALUM, COLUMBIUM, BERYLIUM, RHENIUM, ZIRCONIUM, HAFNIUM, TUNGSTEN, MOLYBDENUM, A NORMALLY SOLID COKING BINDER, AND BETWEEN 2% AND 20%, BASED UPON THE COMBINED WEIGHTS OF THE SAID CARBONACEOUS REDUCING AGENT,SAID OXIDIZED COMPOUND AND SAID COKING BINDER, OF A PETROLEUM OIL HAVING A VISCOSITY IN THE RANGE OF 38-200 SAYBOLT UNIVERSAL SECONDS AT 210*F. AND AN A.S.T.M. POUR POINT NOT HIGHER THAN 10*F.; SUBJECTING SAID MIXTURE TO PRESURE WHEREBY TO AGGLOMERATE SAID MIXTURE ND DEHYDRATING, DEVOLATILIZING AND COKING THE AGGLOMERATES SO FORMED BY HEATINGSAID AGGLOMERATES TO ANELEVATED TEMPERATURE WHEREAT SAID PETROLEUM OIL IS VOLATIIZED WHEREBY TO PRODUCE A POROUS AGGLOMERATE HAVING A LESSENED RESISTANCE TO DIFFUSION OF CHLORINATING GAS THERETHROUGH.
Claim 2
Dependent Claim
145 words
A PROCESS FOR PREPARING A SOLID FEEDSTOCK OF IMPROVED REACTIVITY SUITABLE FOR REACTION WITH GASEOUS CHLORINATING AGENTS COMPRISING: FORMING A MIXTURE OF A CARBONACEOUS REDUCING AGENT, AN OXIDIZED COMPOUND SELECTED FROM THE CLASS CONSISTING OF BORON, VANADIUM, TANTALUM, COLUMBIUM, BERYLIUM, RHENIUM, ZIRCONIUM, HAFNIUM, TUNGSTEN, MOLYBDENUM, A NORMALLY SOLID COKING BINDER, AND BETWEEN 2% AND 20%, BASED UPON THE COMBINED WEIGHTS OF THE SAID CARBONACEOUS REDUCING AGENT,SAID OXIDIZED COMPOUND AND SAID COKING BINDER, OF A PETROLEUM OIL HAVING A VISCOSITY IN THE RANGE OF 38-200 SAYBOLT UNIVERSAL SECONDS AT 210*F. AND AN A.S.T.M. POUR POINT NOT HIGHER THAN 10*F.; SUBJECTING SAID MIXTURE TO PRESURE WHEREBY TO AGGLOMERATE SAID MIXTURE ND DEHYDRATING, DEVOLATILIZING AND COKING THE AGGLOMERATES SO FORMED BY HEATINGSAID AGGLOMERATES TO ANELEVATED TEMPERATURE WHEREAT SAID PETROLEUM OIL IS VOLATIIZED WHEREBY TO PRODUCE A POROUS AGGLOMERATE HAVING A LESSENED RESISTANCE TO DIFFUSION OF CHLORINATING GAS THERETHROUGH.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-04-21 | 1967-10-21 | 1968-04-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-04-21 | 1971-10-21 | 1972-04-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-04-21 | 1975-10-21 | 1976-04-21 | $7700.00 | Window Closed / Lapsed |