US2801958A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sludge cleaner
Assignee: Individual
•
Filing: 1955-12-09
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Granted: 1957-08-06
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Expires: 1975-12-09
Abstract
No abstract record available.
Inventors
- 👤 James D Fortenbacher
- 👤 Jr Anton Hulscher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 16:24
CPC Classifications
D; D06; D06F; D06F43/00; D06F43/08; D06F43/081; D06F43/085; B; B01; B01D; B01D3/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
113 words
A DISTILLATION DEVICE FOR REMOVING VOLATILIZABLE CLEANING FLUID FROM SLUDGE COMPRISING AN ENCLOSED CONTAINER HAVING SIDE WALLS, A TOP, AND BOTTOM, A WALL MEMBER DIVIDING SAID CONTAINER INTO SEPARATE UPPER AND LOWER CHAMBERS, STEAM INLET AND OUTLET PIPES CONNECTED TO SAID LOWER CHAMBER, COOLING COILS ADJACENT THE UPPER EDGES OF SAID SIDE WALLS WITHIN SAID UPPER CHAMBER, A CONDENSATION COLLECTING CHANNEL POSITIONED ADJACENT SAID SIDE WALLS BELOW SAID COILS, A FAN MOUNTED ON A SHAFT CENTRALLY POSITIONES BELOW SAID TOP, MEANS EXTERNAL OF SAID CONTAINER AND CONNECTED TO SAID SHAFT ADAPTED TO ROTATE SAID FAN, SAID FAN CIRCULATING THE VOLATILIZED FLUID UPWARDLY AT THE SIDE WALLS OF THE CONTAINER TO THE COOLING COILS.
Claim 2
Dependent Claim
113 words
A DISTILLATION DEVICE FOR REMOVING VOLATILIZABLE CLEANING FLUID FROM SLUDGE COMPRISING AN ENCLOSED CONTAINER HAVING SIDE WALLS, A TOP, AND BOTTOM, A WALL MEMBER DIVIDING SAID CONTAINER INTO SEPARATE UPPER AND LOWER CHAMBERS, STEAM INLET AND OUTLET PIPES CONNECTED TO SAID LOWER CHAMBER, COOLING COILS ADJACENT THE UPPER EDGES OF SAID SIDE WALLS WITHIN SAID UPPER CHAMBER, A CONDENSATION COLLECTING CHANNEL POSITIONED ADJACENT SAID SIDE WALLS BELOW SAID COILS, A FAN MOUNTED ON A SHAFT CENTRALLY POSITIONES BELOW SAID TOP, MEANS EXTERNAL OF SAID CONTAINER AND CONNECTED TO SAID SHAFT ADAPTED TO ROTATE SAID FAN, SAID FAN CIRCULATING THE VOLATILIZED FLUID UPWARDLY AT THE SIDE WALLS OF THE CONTAINER TO THE COOLING COILS.
References Cited (Backward Citations)
FR977304A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-08-05 | 1961-02-04 | 1961-08-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-08-05 | 1965-02-04 | 1965-08-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-08-05 | 1969-02-04 | 1969-08-06 | $7700.00 | Window Closed / Lapsed |