Patent US3092468A successfully refreshed from Google Patents.
US3092468A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for handling powdered material
Assignee: MW Kellogg Co
•
Filing: 1961-05-09
•
Granted: 1963-06-04
•
Expires: 1981-05-09
Abstract
No abstract record available.
Inventors
- 👤 Charles E Slyngstad
- 👤 Gunther P Eschenbrenner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 14:01
CPC Classifications
B; B01; B01J; B01J8/00; B01J8/18; B01J8/24; B01J8/26; B01J8/28
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
214 words
AN APPARATUS COMPRISING IN COMBINATION A FIRST CYLINDRICAL CHAMBER OF LARGER DIAMETER IN THE UPPER PORTION THAN IN THE LOWER PORTION WITH THE TRANSITION THEREBETWEEN FORMED BY A FIRST FRUSTO-CONICAL BAFFLE MEMBER SLOPED AT AN ANGLE SUCH THAT NOT MORE THAN ABOUT ONE HALF THE LENGTH OF THE BAFFLE SLOPE IN INTERCEPTED BY A FIRST ELONGATED SUBSTANTIALLY VERTICAL CONDUIT EXTENDING THERETHROUGH, SAID FIRST CONDUIT SUPPORTED BY SAID FIRST FRUSTOCONCICAL BAFFLE AND TERMINATING THEREABOVE WITHIN SAID FIRST CHAMBER, A SECOND ELONGATED SUBSTANTIALLY VERTICAL CONDUIT EXTENDING UPWARDLY INTO SAID FIRST CHAMBER TO FORM AN ANNULAR SECTION THEREWITH WHICH TERMINATES WITHIN SAIN CONICAL TRANSITION SECTION, SAID SECOND CONDUIT SUPPORTED BY A BAFFLE MEMBER FORMING THE BOTTOM OF SAID ANNULAR SECTION, A PLURALITY OF OPEN END THIRD CONDUITS SUPPORTED BY AN EXTENDING DOWNWARDLY FROM THE BOTTOM OF SAID ANNULAR CHAMBER TO A LEVEL WITHIN THE LOWER PORTION OF A SECOND CHAMBER HEREINAFTER DEFINED, SAID FIRST AND SECOND CONDUIT TERMINATING IN THE TOWER PORTION OF SAID SECOND CCHAMBER, SAID FIRST CHAMBER AND CONDUITS ATTACHED THERETO SUPPORTED BY A SECOND CHAMBER OF LARGER DIAMETER THAN THE MAXIMUM DIAMETER OF SAID FIRST CHAMBER THROUGH AN INVERTED FRUSTO CONICAL HEAD MEMBER WHICH IS ATTACHED AT ITS MINIMUM DIAMETER TO THE MINIMUM CYLINDRICAL SECTION OF SAID FIRST CHAMBER SUBSTANTIALLY ABOVE THE BOTTOM THEREOF.
Claim 2
Independent Claim
214 words
AN APPARATUS COMPRISING IN COMBINATION A FIRST CYLINDRICAL CHAMBER OF LARGER DIAMETER IN THE UPPER PORTION THAN IN THE LOWER PORTION WITH THE TRANSITION THEREBETWEEN FORMED BY A FIRST FRUSTO-CONICAL BAFFLE MEMBER SLOPED AT AN ANGLE SUCH THAT NOT MORE THAN ABOUT ONE HALF THE LENGTH OF THE BAFFLE SLOPE IN INTERCEPTED BY A FIRST ELONGATED SUBSTANTIALLY VERTICAL CONDUIT EXTENDING THERETHROUGH, SAID FIRST CONDUIT SUPPORTED BY SAID FIRST FRUSTOCONCICAL BAFFLE AND TERMINATING THEREABOVE WITHIN SAID FIRST CHAMBER, A SECOND ELONGATED SUBSTANTIALLY VERTICAL CONDUIT EXTENDING UPWARDLY INTO SAID FIRST CHAMBER TO FORM AN ANNULAR SECTION THEREWITH WHICH TERMINATES WITHIN SAIN CONICAL TRANSITION SECTION, SAID SECOND CONDUIT SUPPORTED BY A BAFFLE MEMBER FORMING THE BOTTOM OF SAID ANNULAR SECTION, A PLURALITY OF OPEN END THIRD CONDUITS SUPPORTED BY AN EXTENDING DOWNWARDLY FROM THE BOTTOM OF SAID ANNULAR CHAMBER TO A LEVEL WITHIN THE LOWER PORTION OF A SECOND CHAMBER HEREINAFTER DEFINED, SAID FIRST AND SECOND CONDUIT TERMINATING IN THE TOWER PORTION OF SAID SECOND CCHAMBER, SAID FIRST CHAMBER AND CONDUITS ATTACHED THERETO SUPPORTED BY A SECOND CHAMBER OF LARGER DIAMETER THAN THE MAXIMUM DIAMETER OF SAID FIRST CHAMBER THROUGH AN INVERTED FRUSTO CONICAL HEAD MEMBER WHICH IS ATTACHED AT ITS MINIMUM DIAMETER TO THE MINIMUM CYLINDRICAL SECTION OF SAID FIRST CHAMBER SUBSTANTIALLY ABOVE THE BOTTOM THEREOF.
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) | 1966-06-03 | 1966-12-03 | 1967-06-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-06-03 | 1970-12-03 | 1971-06-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-06-03 | 1974-12-03 | 1975-06-04 | $7700.00 | Window Closed / Lapsed |