US2697031A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sulfonation apparatus
Assignee: Universal Oil Products Co
•
Filing: 1951-03-29
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Granted: 1954-12-14
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Expires: 1971-03-29
Abstract
No abstract record available.
Inventors
- 👤 George L Hervert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 11:28
CPC Classifications
C; C07; C07B; C07B45/00; C07B45/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
91 words
A SULFONATION APPARATUS COMPRISING A CYLINDRICAL CHAMBER, AN INLET CONDUIT CONNECTED TANGENTIALLY TO THE UPPER PORTION OF THE CHAMBER, A DRUM BAFFLE MOUNTED FOR ROTATION WITHIN THE CHAMBER ADJACENT THE TANGENTIAL INLET, A FLUID-CONVEYING PIE LINE TERMINATING IN A SPRAY NOZZLE IN SAID INLET CONDUIT, A SECOND FLUID-CONVEYING PIPE LINE TERMINATING IN AN ORIFICE IN THE INLET CONDUIT ADJACENT SAID SPRAY NOZZLE, WHEREBY INCOMING FLUID STREAMS ARE MERGED IN SAID CONDUIT FOR DISCHARGE INTO SAID CHAMBER AGAINST THE ROTATABLE DRUM BAFFLE THEREIN, AND MEANS FOR REMOVING REACTION PRODUCTS FROM THE CHAMBER.
Claim 2
Dependent Claim
91 words
A SULFONATION APPARATUS COMPRISING A CYLINDRICAL CHAMBER, AN INLET CONDUIT CONNECTED TANGENTIALLY TO THE UPPER PORTION OF THE CHAMBER, A DRUM BAFFLE MOUNTED FOR ROTATION WITHIN THE CHAMBER ADJACENT THE TANGENTIAL INLET, A FLUID-CONVEYING PIE LINE TERMINATING IN A SPRAY NOZZLE IN SAID INLET CONDUIT, A SECOND FLUID-CONVEYING PIPE LINE TERMINATING IN AN ORIFICE IN THE INLET CONDUIT ADJACENT SAID SPRAY NOZZLE, WHEREBY INCOMING FLUID STREAMS ARE MERGED IN SAID CONDUIT FOR DISCHARGE INTO SAID CHAMBER AGAINST THE ROTATABLE DRUM BAFFLE THEREIN, AND MEANS FOR REMOVING REACTION PRODUCTS FROM THE CHAMBER.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-12-13 | 1958-06-14 | 1958-12-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-12-13 | 1962-06-14 | 1962-12-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-12-13 | 1966-06-14 | 1966-12-14 | $7700.00 | Window Closed / Lapsed |