US3175692A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Feedwell for sedimentation apparatus
Assignee: Eimco Corp
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Filing: 1960-11-23
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Granted: 1965-03-30
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Expires: 1980-11-23
Abstract
No abstract record available.
Inventors
- 👤 Edward R Vrablik
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 09:08
CPC Classifications
B; B01; B01D; B01D21/00; B01D21/02; B01D21/04; B01D21/06; B01D21/0039; B01D21/0042; B01D21/24; B01D21/2405; B01D21/2427; B01D21/245
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
120 words
SEDIMENTATION APPARATUS COMPRISING A TANK ADAPTED TO CONTAIN A SUBSTANTIALLY CONSTANT DEPTH LIQUID BODY, FEED MEANS FOR INTRODUCING LIQUID FEED TO SAID TANK, CLARIFIED LIQUID DISCHARGE MEANS REMOTE FROM SAID FEED MEANS, AND DISPERSION MEANS FOR DISPERSING LIQUID FEED RECEIVED IN SAID TANK, SAID DISPERSION MEANS COMPRISING FLOW DIRECTING BAFFLE MEANS MOUNTED TO EXTEND DOWNWARDLY INTO SAID TANK BETWEEN SAID FEED MEANS AND SAID CLARIFIED LIQUID DISCHARGE MEANS, SAID FLOW DIRECTING BAFFLE MEANS INCLUDING AT LEAST ONE ELONGATED SLOT PROVIDING A RESTRICTED LIQUID PASSAGE THERETHROUGH, ELONGATED LONGITUDINALLY PARALLEL OPPOSED ARCUATE WALL MEMBERS DIVERGINGLY EXTENDING FROM ALONG THE ENTIRE EDGES OF SAID SLOT IN A DIRECTION AWAY FROM SAID FEED MEANS TO FORM WITH SAID SLOT A GRADUALLY CONVERTING-DIVERGING LIQUID PASSAGE.
Claim 2
Dependent Claim
120 words
SEDIMENTATION APPARATUS COMPRISING A TANK ADAPTED TO CONTAIN A SUBSTANTIALLY CONSTANT DEPTH LIQUID BODY, FEED MEANS FOR INTRODUCING LIQUID FEED TO SAID TANK, CLARIFIED LIQUID DISCHARGE MEANS REMOTE FROM SAID FEED MEANS, AND DISPERSION MEANS FOR DISPERSING LIQUID FEED RECEIVED IN SAID TANK, SAID DISPERSION MEANS COMPRISING FLOW DIRECTING BAFFLE MEANS MOUNTED TO EXTEND DOWNWARDLY INTO SAID TANK BETWEEN SAID FEED MEANS AND SAID CLARIFIED LIQUID DISCHARGE MEANS, SAID FLOW DIRECTING BAFFLE MEANS INCLUDING AT LEAST ONE ELONGATED SLOT PROVIDING A RESTRICTED LIQUID PASSAGE THERETHROUGH, ELONGATED LONGITUDINALLY PARALLEL OPPOSED ARCUATE WALL MEMBERS DIVERGINGLY EXTENDING FROM ALONG THE ENTIRE EDGES OF SAID SLOT IN A DIRECTION AWAY FROM SAID FEED MEANS TO FORM WITH SAID SLOT A GRADUALLY CONVERTING-DIVERGING LIQUID PASSAGE.
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) | 1968-03-29 | 1968-09-28 | 1969-03-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-29 | 1972-09-28 | 1973-03-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-29 | 1976-09-28 | 1977-03-30 | $7700.00 | Window Closed / Lapsed |