Patent US3042480A successfully refreshed from Google Patents.
US3042480A
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Method of application of fluids to textile materials
Assignee: Shri Ram Inst for Industrial Res
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Filing: 1958-07-17
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Granted: 1962-07-03
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Expires: 1978-07-17
Abstract
No abstract record available.
Inventors
- 👤 Vasant B Chipalkatti
- 👤 Manivannan Krishnan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 17:18
CPC Classifications
D; D06; D06B; D06B19/00; D06B19/0005; D06B19/0076; D06B19/0082
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
102 words
AN IMPROVED METHOD OF TREATING TEXTILE MATERIAL WHICH COMPRISES CONTINUOUSLY PASSING A LENGTH OF THE MATERIAL THROUGH A VERTICALLY ELONGATED COLUMN CONTAINING A BED OF FLUIDIZABLE DISCRETE SOLID PARTICLES WHILE CONTINUOUSLY FLOWING A TEXTILE TREATING FLUID INTO AND THROUGH SAID COLUMN AT A VELOCITY SUFFICIENT TO OVERCOME THE GRAVITATIONAL FORCE ON SAID PARTICLES AND MAINTAIN THEM IN A FLUIDIZED STATE, SAID FLUID BEING INJECTED INTO SAID COLUMN IN THE FORM OF JETS DIRECTED OPPOSITELY INTO SAID BED, EACH WITH AN UPWARD COMPONENT OF MOTION, AND IMPINGING OPPOSITELY AGAINST OPPOSITE SIDES OF THE MATERIAL IN THE COLUMN AT AN ANGLE TO THE MATERIAL.
Claim 2
Dependent Claim
102 words
AN IMPROVED METHOD OF TREATING TEXTILE MATERIAL WHICH COMPRISES CONTINUOUSLY PASSING A LENGTH OF THE MATERIAL THROUGH A VERTICALLY ELONGATED COLUMN CONTAINING A BED OF FLUIDIZABLE DISCRETE SOLID PARTICLES WHILE CONTINUOUSLY FLOWING A TEXTILE TREATING FLUID INTO AND THROUGH SAID COLUMN AT A VELOCITY SUFFICIENT TO OVERCOME THE GRAVITATIONAL FORCE ON SAID PARTICLES AND MAINTAIN THEM IN A FLUIDIZED STATE, SAID FLUID BEING INJECTED INTO SAID COLUMN IN THE FORM OF JETS DIRECTED OPPOSITELY INTO SAID BED, EACH WITH AN UPWARD COMPONENT OF MOTION, AND IMPINGING OPPOSITELY AGAINST OPPOSITE SIDES OF THE MATERIAL IN THE COLUMN AT AN ANGLE TO THE MATERIAL.
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) | 1965-07-02 | 1966-01-01 | 1966-07-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-02 | 1970-01-01 | 1970-07-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-02 | 1974-01-01 | 1974-07-03 | $7700.00 | Window Closed / Lapsed |