US2562903A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cracking apparatus
Assignee: Houdry Process Corp
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Filing: 1945-10-25
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Granted: 1951-08-07
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Expires: 1965-10-25
Abstract
No abstract record available.
Inventors
- 👤 Frank J Fontana
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 20:33
CPC Classifications
B; B01; B01J; B01J8/00; B01J8/08; B01J8/12; B01J8/125; B01J8/085; B01J8/087; B01J8/18; B01J8/24; B01J8/26; C; C10; C10G; C10G11/00; C10G11/14; C10G11/16; B01J2219/00; B01J2219/30; B01J2219/302; B01J2219/30223; B01J2219/30246
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
108 words
THE COMBINATION IN A CATALYTIC CRACKING REACTION VESSEL PROVIDED WITH A PORT FOR INTRODUCTION OF GRANULAR CATALYST AT ITS UPPER END AND A PORT OF CATALYST DISCHARGE AT ITS LOWER END, OF A HORIZONTAL PLATE FOR RECEIVING CATALYST ADMITTED THROUGH THE FIRST PORT, VERTICAL CATALYST DISTRIBUTING CONDUITS DEPENDING FROM THE PLATE HAVING SERRATIONS AT THEIR LOWER ENDS, A VERTICAL SERIES OF HORIZONTAL BAFFLES ABOVE THE CATALYST DISCHARGE PORT, EACH BAFFLE IN THE SERIES SUPPORTING DEPENDING VERTICAL CONDUITS FOR CATALYST DISTRIBUTION HAVING SERRATIONS AT THEIR LOWER ENDS, A HORIZONTALLY DISPOSED DUCT FOR THE INTRODUCTION OF AN AERIFORM FLUID POSITIONED MEDIATE THE SERRATED LOWER ENDS OF THE FIRST-MENTIONED CONDUITS AND
Claim 2
Dependent Claim
108 words
THE COMBINATION IN A CATALYTIC CRACKING REACTION VESSEL PROVIDED WITH A PORT FOR INTRODUCTION OF GRANULAR CATALYST AT ITS UPPER END AND A PORT OF CATALYST DISCHARGE AT ITS LOWER END, OF A HORIZONTAL PLATE FOR RECEIVING CATALYST ADMITTED THROUGH THE FIRST PORT, VERTICAL CATALYST DISTRIBUTING CONDUITS DEPENDING FROM THE PLATE HAVING SERRATIONS AT THEIR LOWER ENDS, A VERTICAL SERIES OF HORIZONTAL BAFFLES ABOVE THE CATALYST DISCHARGE PORT, EACH BAFFLE IN THE SERIES SUPPORTING DEPENDING VERTICAL CONDUITS FOR CATALYST DISTRIBUTION HAVING SERRATIONS AT THEIR LOWER ENDS, A HORIZONTALLY DISPOSED DUCT FOR THE INTRODUCTION OF AN AERIFORM FLUID POSITIONED MEDIATE THE SERRATED LOWER ENDS OF THE FIRST-MENTIONED CONDUITS AND
References Cited (Backward Citations)
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US2183301A
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US2362621A
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US2412136A
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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) | 1954-08-06 | 1955-02-05 | 1955-08-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-08-06 | 1959-02-05 | 1959-08-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-08-06 | 1963-02-05 | 1963-08-07 | $7700.00 | Window Closed / Lapsed |