US3735808A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heat-exchanger for desalting sea water
Assignee: Societa Italiana Resine SpA SIR
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Filing: 1971-07-01
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Granted: 1973-05-29
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Expires: 1991-07-01
Abstract
Abstract The heat-exchanger tubes of instantaneous evaporators for providing fresh water from saline formed into a unitary nest by transverse supports corresponding in position with the walls dividing off successive chambers of the evaporator and in shape with holes provided in those walls.
Inventors
- 👤 D Barba
- 👤 G Liuzzo
- 👤 G Tagliaferri
- 👤 A Rome Germana
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 19:11
CPC Classifications
C; C02; C02F; C02F1/00; C02F1/02; C02F1/04; C02F1/06; B; B01; B01D; B01D3/00; B01D3/06; B01D3/065; F; F28; F28D; F28D7/00; F28D7/16; F28F; F28F9/00; F28F9/007; F28F9/013; F28F9/0131; F28F2230/00; Y; Y02; Y02A; Y02A20/00; Y02A20/124; Y10; Y10S; Y10S159/00; Y10S159/42
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
110 words
In a heat-exchanger of the type having a plurality of heat exchanger conduits extending through at least one partition therein, a supporting and sealing arrangement for said conduits comprising a single aperture extending through said partition, a hollow member having an external configuration complementary to said aperture disposed in close fitting engagement in said aperture, said hollow member having a pair of spaced apart end walls parallel to said partition and a plurality of aligned apertures extending through said end walls, a plurality of conduits extending through said apertures in close fitting engagement and plastic sealing means filling said hollow member to seal the apertures through which said conduits extend.
Claim 2
Dependent Claim
110 words
In a heat-exchanger of the type having a plurality of heat exchanger conduits extending through at least one partition therein, a supporting and sealing arrangement for said conduits comprising a single aperture extending through said partition, a hollow member having an external configuration complementary to said aperture disposed in close fitting engagement in said aperture, said hollow member having a pair of spaced apart end walls parallel to said partition and a plurality of aligned apertures extending through said end walls, a plurality of conduits extending through said apertures in close fitting engagement and plastic sealing means filling said hollow member to seal the apertures through which said conduits extend.
Claim 3
Dependent Claim
29 words
In a heat-exchanger as set forth in claim 1 wherein said hollow member is a circular cylinder having a length only slightly greater than the thickness of said partition.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-05-28 | 1976-11-27 | 1977-05-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-05-28 | 1980-11-27 | 1981-05-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-05-28 | 1984-11-27 | 1985-05-29 | $7700.00 | Window Closed / Lapsed |