Patent US3101312A successfully refreshed from Google Patents.
US3101312A
Expired / Lapsed
US
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Drum sink separators
Assignee: Skb Schuechtermann & Kremer Ba
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Filing: 1959-04-28
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Granted: 1963-08-20
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Expires: 1979-04-28
Abstract
No abstract record available.
Inventors
- 👤 Brinkmann Franz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 21:07
CPC Classifications
B; B03; B03B; B03B5/00; B03B5/28; B03B5/30; B03B5/36; B03B5/42; B03B11/00; B03B2011/004
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
149 words
A DRUM SINK SEPARATOR FOR SEPRATING SOLIDS BY MEANS OF A HEAVY LIQUID, WHICH COMPRISES A ROTABLE DRUM MEANS, SAID DRUM MEANS HAVING A CENTRAL CHARGING OPEING DEFINED IN ONE SIDE AND A CENTRAL OVERFLOW OPENING IN THE OTHER SIDE, SCOOP MEANS DISPOSED ON THE INSIDE PERIPHERAL WALL OF SAOD DRUM MEANS AND ROTABLE THEREWITH, A STATIONARY CHARGING WEIR MEANS ADJACENT AND EXTENDING FROM SAID CENTRAL CHARGING OPENING AND A STATIONARY OVERFLOW WEIR MEANDS ADJACENT AND EXTENDING FROM SAID CENTRAL OVERFLOW OPENING AT LEAST A PORTION OF AT LEAST ON OF SAID WEIR MEANS EXTENDING AXIALLY OUTWARDLY FROM THE CORRESPONDING CENTRAL OPENING OF SAID DRUM MEANS, THE ENTIRETY OF THE LOWER PORTION OF SAID ROTABLE DRUM MEANS CONTINUOUSLY DEFINING A COMMON TROUGH ZONE WITH BOTH SAID WEIR MEANS EXTENDING FROM THE CENTRAL OPENINGS, AND MEANS FOR CONTINUOUSLY REMOVING THE SEPARATED SOLIDS PORTION FROM THE REMAINDER OF THE CHARGED MATERIAL.
Claim 2
Dependent Claim
149 words
A DRUM SINK SEPARATOR FOR SEPRATING SOLIDS BY MEANS OF A HEAVY LIQUID, WHICH COMPRISES A ROTABLE DRUM MEANS, SAID DRUM MEANS HAVING A CENTRAL CHARGING OPEING DEFINED IN ONE SIDE AND A CENTRAL OVERFLOW OPENING IN THE OTHER SIDE, SCOOP MEANS DISPOSED ON THE INSIDE PERIPHERAL WALL OF SAOD DRUM MEANS AND ROTABLE THEREWITH, A STATIONARY CHARGING WEIR MEANS ADJACENT AND EXTENDING FROM SAID CENTRAL CHARGING OPENING AND A STATIONARY OVERFLOW WEIR MEANDS ADJACENT AND EXTENDING FROM SAID CENTRAL OVERFLOW OPENING AT LEAST A PORTION OF AT LEAST ON OF SAID WEIR MEANS EXTENDING AXIALLY OUTWARDLY FROM THE CORRESPONDING CENTRAL OPENING OF SAID DRUM MEANS, THE ENTIRETY OF THE LOWER PORTION OF SAID ROTABLE DRUM MEANS CONTINUOUSLY DEFINING A COMMON TROUGH ZONE WITH BOTH SAID WEIR MEANS EXTENDING FROM THE CENTRAL OPENINGS, AND MEANS FOR CONTINUOUSLY REMOVING THE SEPARATED SOLIDS PORTION FROM THE REMAINDER OF THE CHARGED MATERIAL.
References Cited (Backward Citations)
BE517515A
Cited
NL77285C
Cited
CA547620A
Cited
US2516962A
Cited
US2624461A
Cited
US2700466A
Cited
US2724502A
Cited
FR1114749A
Cited
FR1141248A
Cited
DE960801C
Cited
FR1172124A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-08-19 | 1967-02-18 | 1967-08-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-08-19 | 1971-02-18 | 1971-08-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-08-19 | 1975-02-18 | 1975-08-20 | $7700.00 | Window Closed / Lapsed |