Patent US3336142A successfully refreshed from Google Patents.
US3336142A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for melting frozen liquids
Assignee: General Electric Co
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Filing: 1965-10-22
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Granted: 1967-08-15
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Expires: 1985-10-22
Abstract
No abstract record available.
Inventors
- 👤 James L Lawson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 21:38
CPC Classifications
H; H05; H05B; H05B6/00; H05B6/64; H05B6/6402; A; A23; A23B; A23B2/00; A23B2/80; A23B2/82; Y; Y10; Y10S; Y10S206/00; Y10S206/821
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
55 words
THE METHOD OF THAWING FROZEN LIQUID WHICH COMPRISES PLACING THE FROZEN LIQUID IN AN ENCLOSURE AND SUBJECTING IT TO A HIGH FREQUENCY ELECTRONMAGNETIC FIELD TO PRODUCE DIELECTRIC HEATING AND PROGRESSIVE MELTING OF THE FROZEN LIQUID, AND CONTINUALLY WITHDRAWING THE LIQUID FROM THE ENCLOSURE SUBJECTED TO THE HIGH FREQUENCY FIELD AS IT IS PRODUCED BY MELTING.
Claim 2
Independent Claim
55 words
THE METHOD OF THAWING FROZEN LIQUID WHICH COMPRISES PLACING THE FROZEN LIQUID IN AN ENCLOSURE AND SUBJECTING IT TO A HIGH FREQUENCY ELECTRONMAGNETIC FIELD TO PRODUCE DIELECTRIC HEATING AND PROGRESSIVE MELTING OF THE FROZEN LIQUID, AND CONTINUALLY WITHDRAWING THE LIQUID FROM THE ENCLOSURE SUBJECTED TO THE HIGH FREQUENCY FIELD AS IT IS PRODUCED BY MELTING.
Claim 3
Dependent Claim
72 words
APPARATUS FOR MELTING A FROZEN LIQUID COMPRISING AN ENCLOSURE PROVIDING ELECTROMAGNETIC SHIELDING, MEANS COUPLING ELECTROMAGNETIC ENERGY TO THE INTERIOR OF SAID ENCLOSURE, AND MEANS DEFINING AT LEAST ONE DRAINAGE PASSAGE IN THE FLOOR OF SAID ENCLOSURE HAVING A DIMENSION WHICH IS SMALL COMPARED TO THE WAVELENGTH OF THE HIGH FREQUENCY ELECTROMAGNETIC ENERGY TO DRAN LIQUID FROM SAID ENCLOSURE AS IT IS FORMED BY THE MELTING OF THE FROZEN LIQUID WITHIN SAID ENCLOSURE.
Claim 4
Dependent Claim
72 words
APPARATUS FOR MELTING A FROZEN LIQUID COMPRISING AN ENCLOSURE PROVIDING ELECTROMAGNETIC SHIELDING, MEANS COUPLING ELECTROMAGNETIC ENERGY TO THE INTERIOR OF SAID ENCLOSURE, AND MEANS DEFINING AT LEAST ONE DRAINAGE PASSAGE IN THE FLOOR OF SAID ENCLOSURE HAVING A DIMENSION WHICH IS SMALL COMPARED TO THE WAVELENGTH OF THE HIGH FREQUENCY ELECTROMAGNETIC ENERGY TO DRAN LIQUID FROM SAID ENCLOSURE AS IT IS FORMED BY THE MELTING OF THE FROZEN LIQUID WITHIN SAID ENCLOSURE.
Claim 5
Dependent Claim
39 words
A TWO-PART CONTAINER OF NON-CONDUCTING MATERIAL HAVING A BARRIER INTERMEDIATE ITS LENGTH DIVIDING THE CONTAINER INTO TWO COMPARTMENTS, SAID BARRIER HAVING A RESTRICTED PASSAGE THERETHROUGH, AND ELECTROMAGNETIC SHIELDING MEANS FORMED IN SAID BARRIER AND SURROUNDING THE SAID RESTRICTED OPENING.
Claim 6
Dependent Claim
39 words
A TWO-PART CONTAINER OF NON-CONDUCTING MATERIAL HAVING A BARRIER INTERMEDIATE ITS LENGTH DIVIDING THE CONTAINER INTO TWO COMPARTMENTS, SAID BARRIER HAVING A RESTRICTED PASSAGE THERETHROUGH, AND ELECTROMAGNETIC SHIELDING MEANS FORMED IN SAID BARRIER AND SURROUNDING THE SAID RESTRICTED OPENING.
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) | 1970-08-14 | 1971-02-13 | 1971-08-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-08-14 | 1975-02-13 | 1975-08-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-08-14 | 1979-02-13 | 1979-08-15 | $7700.00 | Window Closed / Lapsed |