US3204772A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sand separator
Assignee: PACIFIC PUMPING CO
•
Filing: 1962-06-21
•
Granted: 1965-09-07
•
Expires: 1982-06-21
Abstract
No abstract record available.
Inventors
- 👤 George S Ruxton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 18:55
CPC Classifications
B; B01; B01D; B01D21/00; B01D21/26; B01D21/267; E; E21; E21B; E21B43/00; E21B43/34; E21B43/35
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
138 words
A UNIT FOIR SEPARATING ENTRAINED SAND FROM WATER, INCLUDING IN COMBINATION: A VERTICAL CYLINDRICAL STORAGE TANK HAIVING A SIDE WALL, A TOP WALL WITH A CENTRAL OUTLET FOR WATER, AND A BOTTOM WALL WITH A CENTRAL OUTLET FOR A SAND SLURRY; A CONICAL SHAPED PARTITION ATTACHED TO THE INSIDE OF SAID SIDE WALL AND TAPERING CONCENTRICALLY DOWNWARD WITH SAID TANK AND HAVING A TRUNCATED END OPENING AT ITS LOWER END, SAID PARTITION FORMING A CONICAL SEPARATOR COMPARTMENT ABOVE SAID OPENING AND A QUIESCENT STORAGE ACCUMULATOR COMPARTMENT SURROUNDING AND BELOW SAID CONICAL PARTITION; AN INLET MEANS FOR DISCHARGING WATER CONTAINING SOLIDS SUCH AD SAND, IN A SUBSTANTIALLY TANGENTIAL DIRECTION INTO THE SEPARATOR COMPARTMENT OF SAID UNIT ABOVE SAID OPENING IN SAID CONICAL PARTITION; A DISC-LIKE MEMBER INCLUDING A PLURALITY OF SPACERS SUPPORTED BY AND MOUNTED WITHIN SAID CONICAL PARTITION
Claim 2
Dependent Claim
138 words
A UNIT FOIR SEPARATING ENTRAINED SAND FROM WATER, INCLUDING IN COMBINATION: A VERTICAL CYLINDRICAL STORAGE TANK HAIVING A SIDE WALL, A TOP WALL WITH A CENTRAL OUTLET FOR WATER, AND A BOTTOM WALL WITH A CENTRAL OUTLET FOR A SAND SLURRY; A CONICAL SHAPED PARTITION ATTACHED TO THE INSIDE OF SAID SIDE WALL AND TAPERING CONCENTRICALLY DOWNWARD WITH SAID TANK AND HAVING A TRUNCATED END OPENING AT ITS LOWER END, SAID PARTITION FORMING A CONICAL SEPARATOR COMPARTMENT ABOVE SAID OPENING AND A QUIESCENT STORAGE ACCUMULATOR COMPARTMENT SURROUNDING AND BELOW SAID CONICAL PARTITION; AN INLET MEANS FOR DISCHARGING WATER CONTAINING SOLIDS SUCH AD SAND, IN A SUBSTANTIALLY TANGENTIAL DIRECTION INTO THE SEPARATOR COMPARTMENT OF SAID UNIT ABOVE SAID OPENING IN SAID CONICAL PARTITION; A DISC-LIKE MEMBER INCLUDING A PLURALITY OF SPACERS SUPPORTED BY AND MOUNTED WITHIN SAID CONICAL PARTITION
References Cited (Backward Citations)
US2735547A
Cited
US1202356A
Cited
US1301544A
Cited
US2010435A
Cited
US1996547A
Cited
US2179919A
Cited
US2491801A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-09-06 | 1969-03-08 | 1969-09-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-06 | 1973-03-08 | 1973-09-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-06 | 1977-03-08 | 1977-09-07 | $7700.00 | Window Closed / Lapsed |