US3212824A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tank construction for bulk materials
Assignee: Halliburton Co
•
Filing: 1962-12-27
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Granted: 1965-10-19
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Expires: 1982-12-27
Abstract
No abstract record available.
Inventors
- 👤 Robert B Emery
- 👤 William C Alff
- 👤 Richard F Bailey
- 👤 John F Mason
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 14:11
CPC Classifications
B; B60; B60P; B60P1/00; B60P1/60
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
99 words
A TANK CONSTRUCTION FOR BULK MATERIALS, COMPRISING: A PAIR OF CYLINDRICAL TANK SUBSECTIONS JOINED TOGETHER IN END-TO-END RELATIONSHIP, SAID SUBSECTIONS DIVERGING UPWARDLY IN OBTUSE ANGULAR RELATION AND CLOSED AT THEIR DISTAL ENDS TO FORM A TANK STRUCTURE HAVING A CONCAVE UPPER SIDE; A BEAM FIXED ALONG ITS LENGTH TO SAID TANK SUBSECTIONS AND BRIDING AND REINFORCING SAID UPPER SIDE; SUPPORT MEANS AT THE EXTREMITIES OF SID TANK STRUCTURE; AND DISCHARGE MEANS AT THE CENTER OF THE UNDERSIDE OF SAID TANK STRUCTURE, SAID DISCHARGE MEANS INCLUDING A TUBE EXTENDING LATERALLY THROUGH THE TANK STRUCTURE AND HAVING A DOWNTURNED INLET END.
Claim 2
Dependent Claim
99 words
A TANK CONSTRUCTION FOR BULK MATERIALS, COMPRISING: A PAIR OF CYLINDRICAL TANK SUBSECTIONS JOINED TOGETHER IN END-TO-END RELATIONSHIP, SAID SUBSECTIONS DIVERGING UPWARDLY IN OBTUSE ANGULAR RELATION AND CLOSED AT THEIR DISTAL ENDS TO FORM A TANK STRUCTURE HAVING A CONCAVE UPPER SIDE; A BEAM FIXED ALONG ITS LENGTH TO SAID TANK SUBSECTIONS AND BRIDING AND REINFORCING SAID UPPER SIDE; SUPPORT MEANS AT THE EXTREMITIES OF SID TANK STRUCTURE; AND DISCHARGE MEANS AT THE CENTER OF THE UNDERSIDE OF SAID TANK STRUCTURE, SAID DISCHARGE MEANS INCLUDING A TUBE EXTENDING LATERALLY THROUGH THE TANK STRUCTURE AND HAVING A DOWNTURNED INLET END.
References Cited (Backward Citations)
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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) | 1968-10-18 | 1969-04-19 | 1969-10-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-18 | 1973-04-19 | 1973-10-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-18 | 1977-04-19 | 1977-10-19 | $7700.00 | Window Closed / Lapsed |