Patent US3034868A successfully refreshed from Google Patents.
US3034868A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Continuous treatment apparatus
Assignee: Individual
•
Filing: 1961-02-14
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Granted: 1962-05-15
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Expires: 1981-02-14
Abstract
No abstract record available.
Inventors
- 👤 Eugene E Erickson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 21:13
CPC Classifications
G; G21; G21C; G21C19/00; G21C19/42; G21C19/44; G21C19/46; Y; Y02; Y02E; Y02E30/00; Y02E30/30; Y02W; Y02W30/00; Y02W30/50
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
122 words
A DISOLVER FOR A SOLID MASS COMPRISING AN APPROXIMATELY VERTICAL REACTION VESSEL, MEEANS FOR INTRODUCING THE MASS INTO THE VESSEL, A SOLID, APPROXIMATELY HORIZONTAL LIQUID PERMEABLE SUPPORTING MEANS FOR THE MASS ADJACENT THE BOTTOM OF THE REACTION VESSEL, MEANS FOR PERMITTING VAPOR AND ENTRAINED LIQUID TO ESCAPE FROM THE TOP OF THE REACTION VESSEL, STRIPPING MEANS FOR STRIPPING THE ENTRAINED LIQUID FROM THE VAPOR, MEANS FOR CONDENSING THE VAPOR TO CONDENSATE, AND LIQUID-RETURN MEANS PLACED TO RECEIVE THE LIQUID SO STRIPPED AND THE CONDENSATE AND LEAD THE SAME DIRECTLY TO A JUNCTION WITH THE REACTION VESSEL BELOW THE SAID SUPPORTING MEANS, THE SAID LIQUIDRETURN MEANS BEING OF UNIFORM CROSS SECTION AND PARALLEL WITH THE REACTION VESSEL THROUGHOUT A MAJOR OF ITS LENGTH.
Claim 2
Dependent Claim
122 words
A DISOLVER FOR A SOLID MASS COMPRISING AN APPROXIMATELY VERTICAL REACTION VESSEL, MEEANS FOR INTRODUCING THE MASS INTO THE VESSEL, A SOLID, APPROXIMATELY HORIZONTAL LIQUID PERMEABLE SUPPORTING MEANS FOR THE MASS ADJACENT THE BOTTOM OF THE REACTION VESSEL, MEANS FOR PERMITTING VAPOR AND ENTRAINED LIQUID TO ESCAPE FROM THE TOP OF THE REACTION VESSEL, STRIPPING MEANS FOR STRIPPING THE ENTRAINED LIQUID FROM THE VAPOR, MEANS FOR CONDENSING THE VAPOR TO CONDENSATE, AND LIQUID-RETURN MEANS PLACED TO RECEIVE THE LIQUID SO STRIPPED AND THE CONDENSATE AND LEAD THE SAME DIRECTLY TO A JUNCTION WITH THE REACTION VESSEL BELOW THE SAID SUPPORTING MEANS, THE SAID LIQUIDRETURN MEANS BEING OF UNIFORM CROSS SECTION AND PARALLEL WITH THE REACTION VESSEL THROUGHOUT A MAJOR OF ITS LENGTH.
References Cited (Backward Citations)
US2660518A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-05-14 | 1965-11-13 | 1966-05-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-05-14 | 1969-11-13 | 1970-05-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-05-14 | 1973-11-13 | 1974-05-15 | $7700.00 | Window Closed / Lapsed |