US3196033A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for coating an article in an aerated bed of particles
Assignee: International Protected Metals Inc
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Filing: 1964-03-10
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Granted: 1965-07-20
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Expires: 1984-03-10
Abstract
No abstract record available.
Inventors
- 👤 Brooks Donald Herbert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 11:29
CPC Classifications
F; F16; F16L; F16L58/00; F16L58/02; B; B05; B05C; B05C19/00; B05C19/02; B05D; B05D1/00; B05D1/18; B05D1/22; B05D1/24; Y; Y10; Y10S; Y10S118/00; Y10S118/05
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
133 words
A COATING PROCESS WHICH COMPRISES CONTACTING THE SURFACE OF AN ARTICLE CONDITIONED TO RETAIN A COATING OF PARTICLES FROM A BED OF PARTICULATE MATERIAL AERATED BY THE FLOW OF GAS THERETHROUGH, SAID BED OF MATERIAL THROUGHOUT ITS DEPTH BEING IN A STATE OF UNIFORM AND CONTINUOUS AERATION LESS THAN THAT OF A FLUIDIZED BED OF SAID MATERIAL AND MORE THAN THAT OF A LOOSELY SETTLED UNAERATED BED OF SAID MATERIAL BY THE MOVEMENT OF A GAS UPWARDLY THROUGH SAID BED AT A FLOW RATE TO ESTABLISH A STATIC AERATE CONDITION, IMMERSING THE ARTICLE TO BE COATED IN SAID BED WHILE CONTINUING THE FLOW OF SAID GAS AT A RATE TO MAINTAING THE AERATED BED OF COATING MATERIAL IN A STATIC CONDITON DURING THE COATING PERIOD AND REMOVING THE COATED ARTICLE FROM SAID BED.
Claim 2
Dependent Claim
133 words
A COATING PROCESS WHICH COMPRISES CONTACTING THE SURFACE OF AN ARTICLE CONDITIONED TO RETAIN A COATING OF PARTICLES FROM A BED OF PARTICULATE MATERIAL AERATED BY THE FLOW OF GAS THERETHROUGH, SAID BED OF MATERIAL THROUGHOUT ITS DEPTH BEING IN A STATE OF UNIFORM AND CONTINUOUS AERATION LESS THAN THAT OF A FLUIDIZED BED OF SAID MATERIAL AND MORE THAN THAT OF A LOOSELY SETTLED UNAERATED BED OF SAID MATERIAL BY THE MOVEMENT OF A GAS UPWARDLY THROUGH SAID BED AT A FLOW RATE TO ESTABLISH A STATIC AERATE CONDITION, IMMERSING THE ARTICLE TO BE COATED IN SAID BED WHILE CONTINUING THE FLOW OF SAID GAS AT A RATE TO MAINTAING THE AERATED BED OF COATING MATERIAL IN A STATIC CONDITON DURING THE COATING PERIOD AND REMOVING THE COATED ARTICLE FROM SAID BED.
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) | 1968-07-19 | 1969-01-18 | 1969-07-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-19 | 1973-01-18 | 1973-07-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-19 | 1977-01-18 | 1977-07-20 | $7700.00 | Window Closed / Lapsed |