US3192125A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for deoiling wax
Assignee: ExxonMobil Technology and Engineering Co
•
Filing: 1961-08-01
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Granted: 1965-06-29
•
Expires: 1981-08-01
Abstract
No abstract record available.
Inventors
- 👤 Robert E Sparks
- 👤 Stephen F Perry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 22:10
CPC Classifications
C; C10; C10G; C10G73/00; C10G73/36
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
128 words
APPARATUS FOR REMOVING OIL FROM WAXY OIL DROPLETS WHICH COMPRISES IN COMBINATION: (A) A VERTICAL CYLINDRICAL VESSEL, (B) MEANS FOR INTRODUCING WAXY OIL INTO SAID VESSEL, (C) MEANS FOR INTRODUCING SOLVENT INTO SAID VESSEL, (D) A PLURALITY OF SPACED BAFFLES ON ALTERNATE SIDES OF SAID VESSEL THROUGHOUT ITS HEIGHT, SAID BAFFLES EXTENDING LESS THAN ALL THE WAY ACROSS SAID VESSEL, (F) A PLUALITY OF PADDLES CONNECTED TO A CENTRAL SHAFT AND LOCATED BETWEEN EACH SET OF TWO BAFFLES, SAID PADDLES HAVING THREE BLADES, THE BLADES BEING SPACED APPROXIMATELY EQUIDISTANT APART, THE OUTER EDGE OF SAID BLADES BEING IN CONSTANT CONTACT WITH THE INTERIOR WALLS OF SAID VESSEL AND THE LOWER EDGE OF EACH BLADE BEING LOCATED SO AS TO MAKE CONTINUOUS CONTACT WITH THE BAFFLE IMMEDIATELY BELOW IT.
Claim 2
Dependent Claim
128 words
APPARATUS FOR REMOVING OIL FROM WAXY OIL DROPLETS WHICH COMPRISES IN COMBINATION: (A) A VERTICAL CYLINDRICAL VESSEL, (B) MEANS FOR INTRODUCING WAXY OIL INTO SAID VESSEL, (C) MEANS FOR INTRODUCING SOLVENT INTO SAID VESSEL, (D) A PLURALITY OF SPACED BAFFLES ON ALTERNATE SIDES OF SAID VESSEL THROUGHOUT ITS HEIGHT, SAID BAFFLES EXTENDING LESS THAN ALL THE WAY ACROSS SAID VESSEL, (F) A PLUALITY OF PADDLES CONNECTED TO A CENTRAL SHAFT AND LOCATED BETWEEN EACH SET OF TWO BAFFLES, SAID PADDLES HAVING THREE BLADES, THE BLADES BEING SPACED APPROXIMATELY EQUIDISTANT APART, THE OUTER EDGE OF SAID BLADES BEING IN CONSTANT CONTACT WITH THE INTERIOR WALLS OF SAID VESSEL AND THE LOWER EDGE OF EACH BLADE BEING LOCATED SO AS TO MAKE CONTINUOUS CONTACT WITH THE BAFFLE IMMEDIATELY BELOW IT.
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) | 1968-06-28 | 1968-12-28 | 1969-06-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-06-28 | 1972-12-28 | 1973-06-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-06-28 | 1976-12-28 | 1977-06-29 | $7700.00 | Window Closed / Lapsed |