Patent US2337132A successfully refreshed from Google Patents.
US3150864A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for applying heat treatment to web material
Assignee: Gas Heat Engineering Corp
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Filing: 1962-08-09
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Granted: 1964-09-29
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Expires: 1982-08-09
Abstract
No abstract record available.
Inventors
- 👤 Campbell B Fetner
- 👤 Jarvis Cecil Wayne
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:00
CPC Classifications
F; F26; F26B; F26B3/00; F26B3/28; F26B3/30; F26B3/305; F26B13/00; F26B13/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
133 words
IN AN APPARATUS FOR APPLYING A HEAT TREATMENT TO WEB MATERIAL HAVING A MOISTURE CONTENT, (A) A HEATING MEANS FOR RADIATING TOWARD SAID WEB MATERIAL INFRARED HEAT PREDOMINANTLY OF WAVE LENGTHS LYING WITHIN A FIRST WATER ABSORPTION ZONE AT APPROXIMATELY 2.436 MICRONS OF THE INFRARED RADIATION SPECTRUM, (B) HEAT TRANSMISSIVE AND ABSORPTIVE SHIELD MEANS ADAPTED TO BE INTERPOSED BETWEEN SAID HEATING MEANS AND SAID WEB MATERIAL (B'') FOR DIRECTLY TRANSMITTING FROM SAID HEATING MEANS TO SAID WEB MATERIAL A MAJOR PORTION OF SAID INFRARED HEAT OF WAVE LENGTHS LYING WITHIN SAID FIRST WATER ABSORPTION ZONE AND (B") FOR ABSORBING OTHER OF SAID INFRARED HEAT AND ITSELF RADIATING TO SAID WEB MATERIAL INFRARED HEAT PREDOMINANTLY OF WAVE LENGTHS LYING WITHIN A SECOND WATER ABSORPTION ZONE AT APPROXIMATELY 5.1 MICRONS OF THE INFRARED RADIATION SPECTRUM.
Claim 2
Dependent Claim
133 words
IN AN APPARATUS FOR APPLYING A HEAT TREATMENT TO WEB MATERIAL HAVING A MOISTURE CONTENT, (A) A HEATING MEANS FOR RADIATING TOWARD SAID WEB MATERIAL INFRARED HEAT PREDOMINANTLY OF WAVE LENGTHS LYING WITHIN A FIRST WATER ABSORPTION ZONE AT APPROXIMATELY 2.436 MICRONS OF THE INFRARED RADIATION SPECTRUM, (B) HEAT TRANSMISSIVE AND ABSORPTIVE SHIELD MEANS ADAPTED TO BE INTERPOSED BETWEEN SAID HEATING MEANS AND SAID WEB MATERIAL (B'') FOR DIRECTLY TRANSMITTING FROM SAID HEATING MEANS TO SAID WEB MATERIAL A MAJOR PORTION OF SAID INFRARED HEAT OF WAVE LENGTHS LYING WITHIN SAID FIRST WATER ABSORPTION ZONE AND (B") FOR ABSORBING OTHER OF SAID INFRARED HEAT AND ITSELF RADIATING TO SAID WEB MATERIAL INFRARED HEAT PREDOMINANTLY OF WAVE LENGTHS LYING WITHIN A SECOND WATER ABSORPTION ZONE AT APPROXIMATELY 5.1 MICRONS OF THE INFRARED RADIATION SPECTRUM.
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) | 1967-09-29 | 1968-03-30 | 1968-09-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-29 | 1972-03-30 | 1972-09-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-29 | 1976-03-30 | 1976-09-29 | $7700.00 | Window Closed / Lapsed |