US3365058A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Particle classifying-separating apparatus
Assignee: Universal Oil Products Co
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Filing: 1965-07-06
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Granted: 1968-01-23
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Expires: 1985-07-06
Abstract
No abstract record available.
Inventors
- 👤 Petersen Alfred Arnold
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 22:25
CPC Classifications
B; B04; B04C; B04C5/00; B04C5/24; B04C5/28
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
107 words
APPARATUS FOR CLASSIFYING AND SEPARATING SUSPENDED PARTICLES FROM GASEOUS STREAMS, WHICH COMPRISES IN COMBINATION, A FIRST STAGE OF PARTICLE COLLECTION WITH A GAS INLET SECTION, VANE MEANS EFFECTING CENTRIGUGAL GAS FLOW TO SEPARATOR TUBE MEANS, CLEANED GAS OFF-TAKE MEANS, A PARTICLE BIN SECTION ENCOMPASSING SAID SEPARATOR TUBE MEANS AND CONNECTIVE OF A SECONDARY FINE PARTICLE COLLECTOR INTAKE MEANS CONNECTIVE WITH THE INTERIOR OF SAID BIN, AND DUCT MEANS CONNECTING SAID GAS INTAKE MEANS TO THE GAS INLET SECTION OF A SECONDARY FINE PARTICLE COLLECTOR MEANS, WHEREBY A VARYING LEVEL GAS INTAKE FROM SAID BIN PROVIDES FOR VARIABLE CLASSIFICATION IN SAID BIN AND WITHIN SAID SECONDARY COLLECTOR MEANS.
Claim 2
Dependent Claim
107 words
APPARATUS FOR CLASSIFYING AND SEPARATING SUSPENDED PARTICLES FROM GASEOUS STREAMS, WHICH COMPRISES IN COMBINATION, A FIRST STAGE OF PARTICLE COLLECTION WITH A GAS INLET SECTION, VANE MEANS EFFECTING CENTRIGUGAL GAS FLOW TO SEPARATOR TUBE MEANS, CLEANED GAS OFF-TAKE MEANS, A PARTICLE BIN SECTION ENCOMPASSING SAID SEPARATOR TUBE MEANS AND CONNECTIVE OF A SECONDARY FINE PARTICLE COLLECTOR INTAKE MEANS CONNECTIVE WITH THE INTERIOR OF SAID BIN, AND DUCT MEANS CONNECTING SAID GAS INTAKE MEANS TO THE GAS INLET SECTION OF A SECONDARY FINE PARTICLE COLLECTOR MEANS, WHEREBY A VARYING LEVEL GAS INTAKE FROM SAID BIN PROVIDES FOR VARIABLE CLASSIFICATION IN SAID BIN AND WITHIN SAID SECONDARY COLLECTOR MEANS.
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) | 1971-01-22 | 1971-07-24 | 1972-01-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-22 | 1975-07-24 | 1976-01-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-22 | 1979-07-24 | 1980-01-23 | $7700.00 | Window Closed / Lapsed |