US2508884A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydrolysis tower
Assignee: Individual
•
Filing: 1945-09-17
•
Granted: 1950-05-23
•
Expires: 1965-09-17
Abstract
No abstract record available.
Inventors
- 👤 Herong Andre
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 21:03
CPC Classifications
C; C13; C13K; C13K1/00; C13K1/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
124 words
IN A HYDROLYSIS TOWER FOR TREATING ACID IMPREGNATED SOLID SUBSTANCES, A PLURALITY OF SLOPING SHELVES DEFINING A ZIGZAG PATH FROM THE TOP TO THE BOTTOM OF THE TOWER, EACH OF SAID SHELVES COMPRISING A PLURALITY OF HORIZONTAL OVERLAPPING BLADES, A PLURALITY OF INDIVIDUAL SUPPORTS FOR EACH OF SAID BLADES FASTENED TO THE WALLS OF SAID TOWER, EACH OF SAID BLADES HAVING A DOWNWARDLY DIRECTED PROJECTION FOR CONTACTING A SIDE OF A SUPPORT TO FORM THE ONLY SECURING MEANS BETWEEN A BLADE AND ITS SUPPORT, MEANS FOR VIBRATING THE WALLS OF THE TOWER THEREBY VIBRATING THE BLADES AND THEIR SUPPORTS TO MOVE SAID SUBSTANCES TOWARDS THE BOTTOM OF THE TOWER, THE INSIDE WALLS OF THE TOWER, THE BLADES AND SUPPORTS BEING OF ACID RESISTANT MATERIAL.
Claim 2
Dependent Claim
124 words
IN A HYDROLYSIS TOWER FOR TREATING ACID IMPREGNATED SOLID SUBSTANCES, A PLURALITY OF SLOPING SHELVES DEFINING A ZIGZAG PATH FROM THE TOP TO THE BOTTOM OF THE TOWER, EACH OF SAID SHELVES COMPRISING A PLURALITY OF HORIZONTAL OVERLAPPING BLADES, A PLURALITY OF INDIVIDUAL SUPPORTS FOR EACH OF SAID BLADES FASTENED TO THE WALLS OF SAID TOWER, EACH OF SAID BLADES HAVING A DOWNWARDLY DIRECTED PROJECTION FOR CONTACTING A SIDE OF A SUPPORT TO FORM THE ONLY SECURING MEANS BETWEEN A BLADE AND ITS SUPPORT, MEANS FOR VIBRATING THE WALLS OF THE TOWER THEREBY VIBRATING THE BLADES AND THEIR SUPPORTS TO MOVE SAID SUBSTANCES TOWARDS THE BOTTOM OF THE TOWER, THE INSIDE WALLS OF THE TOWER, THE BLADES AND SUPPORTS BEING OF ACID RESISTANT MATERIAL.
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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) | 1953-05-22 | 1953-11-21 | 1954-05-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-05-22 | 1957-11-21 | 1958-05-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-05-22 | 1961-11-21 | 1962-05-23 | $7700.00 | Window Closed / Lapsed |