Patent US3289756A successfully refreshed from Google Patents.
US3289756A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heat exchanger
Assignee: Olin Corp
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Filing: 1964-10-15
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Granted: 1966-12-06
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Expires: 1984-10-15
Abstract
No abstract record available.
Inventors
- 👤 Ulric R Jaeger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:33
CPC Classifications
F; F28; F28F; F28F13/00; F28F13/003; F28F1/00; F28F1/02; Y; Y10; Y10S; Y10S165/00; Y10S165/907; Y10T; Y10T29/00; Y10T29/49; Y10T29/4935; Y10T29/49361
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
142 words
A HEAT EXCHANGER FOR CIRCULATION OF A PLURALITY OF HEAT EXCHANGE MEDIA, COMPRISING (A) A FIRST CONDUIT MEANS FOR CONVEYING A FIRST HEAT EXCHANGE MEDIUM, (B) A PERVIOUS BODY WITHIN SAID FIRST CONDUIT MEANS DEFINING A FIRST VOID SUBSTANTIALLY CENTRALLY OF SAID FIRST CONDUIT MEANS, AND (C) A PLURALITY OF SECOND CONDUIT MEANS WITHIN SAID FIRST CONDUIT MEANS FOR CONVEYING A SECOND HEAT EXCHANGE MEDIUM ISOLATE FROM SAID FIRST HEAT EXCHANGE MEDIUM, SAID SECOND CONDUIT MEANS BEING SITUATED WITHIN SAID PERVIOUS BODY IN HEAT EXCHANGE RELATIONSHIP THEREWITH AND ARRANGED RADIALLY ABOUT SAID FIRST VOID, (D) A MEANS TO DIRECT SUBSTANTIALLY ALL OF SAID FIRST HEAT EXCHANGE MEDIUM THROUGH SAID PERVIOUS BODY, WHEREBY SAID FIRST HEAT EXCHANGE MEDIUM, IN PASSING THROUGH SAID PERVIOUS BODY TO SAID FIRST VOID, PASSES AROUND SAID PLURALITY OF SECOND CONDUIT MEANS IN A MULTITUDE OF RADIAL FLOW PATHS.
Claim 2
Dependent Claim
142 words
A HEAT EXCHANGER FOR CIRCULATION OF A PLURALITY OF HEAT EXCHANGE MEDIA, COMPRISING (A) A FIRST CONDUIT MEANS FOR CONVEYING A FIRST HEAT EXCHANGE MEDIUM, (B) A PERVIOUS BODY WITHIN SAID FIRST CONDUIT MEANS DEFINING A FIRST VOID SUBSTANTIALLY CENTRALLY OF SAID FIRST CONDUIT MEANS, AND (C) A PLURALITY OF SECOND CONDUIT MEANS WITHIN SAID FIRST CONDUIT MEANS FOR CONVEYING A SECOND HEAT EXCHANGE MEDIUM ISOLATE FROM SAID FIRST HEAT EXCHANGE MEDIUM, SAID SECOND CONDUIT MEANS BEING SITUATED WITHIN SAID PERVIOUS BODY IN HEAT EXCHANGE RELATIONSHIP THEREWITH AND ARRANGED RADIALLY ABOUT SAID FIRST VOID, (D) A MEANS TO DIRECT SUBSTANTIALLY ALL OF SAID FIRST HEAT EXCHANGE MEDIUM THROUGH SAID PERVIOUS BODY, WHEREBY SAID FIRST HEAT EXCHANGE MEDIUM, IN PASSING THROUGH SAID PERVIOUS BODY TO SAID FIRST VOID, PASSES AROUND SAID PLURALITY OF SECOND CONDUIT MEANS IN A MULTITUDE OF RADIAL FLOW PATHS.
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) | 1969-12-05 | 1970-06-06 | 1970-12-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-05 | 1974-06-06 | 1974-12-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-05 | 1978-06-06 | 1978-12-06 | $7700.00 | Window Closed / Lapsed |