US3239197A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Interfacial surface generator
Assignee: Dow Chemical Co
•
Filing: 1960-05-31
•
Granted: 1966-03-08
•
Expires: 1980-05-31
Abstract
No abstract record available.
Inventors
- 👤 James E Tollar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:30
CPC Classifications
B; B01; B01F; B01F25/00; B01F25/40; B01F25/42; B01F25/43; B01F25/432; Y; Y10; Y10S; Y10S425/00; Y10S425/049
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
382 words
IN AN ARTICLE ADAPTED TO DIVIDE AND RECOMBINE A FLOWING MASS COMPRISING IN COOPERATIVE COMBINATION A CONDUIT HAVING UPSTREAM AND DOWNSTREAM ENDS, SAID CONDUIT HAVING THEREIN MEANS DEFINING AT LEAST ONE BAFFLE, SAID BAFFLE COMPRISING A BODY HAVING A FIRST END AND A SECOND END, SAID BODY DEFINING A PLURALITY OF CHANNELS IN COMMUNICATION WITH THE FIRST AND SECOND ENDS HAVING STREAM DIVIDING MEANS AT SAID ENDS, THE STREAM DIVIDING MEANS AT EACH END OF THE BODY BEING DISPOSED IN ANGULAR RELATIONSHIP TO EACH OTHER IN PLANES GENERALLY TO THE LONGITUDINAL AXIS OF THE CONDUIT, EACH OF THE CHANNELS HAVING A FIRST OPENING AN A SECOND OPENING, SAID FIRST OPENING HAVING A GENERALLY ELONGATED CROSS SECTIONAL CONFIGURATION IN A PLANE NORMAL TO THE LONGITUDINAL AXIS OF THE CONDUIT, THE SECOND OPENING HAVING A CROSS SECTIONAL CONFIGURATION IN A PLANE NORMAL TO THE LONGITUDINAL AXIS OF THE CONDUIT WHICH IS NARROWER THAN THE MAJOR AXIS OF THE CROSS SECTIONAL CONFIGURATION OF THE FIRST OPENING A PLANE CONTAINING THE MAJOR AXIS OF THE FIRST CROSS SECTIONAL CONFIGURATION AND PASSING THROUGH THE CROSS SECTIONAL CONFIGURATION OF THE SECOND OPENING AT A LINE OF MAXIMUM INTERSECTION BETWEEN THE PLANE CONTAINING THE MAJOR AXIS OF THE CROSS SECTIONAL CONFIGURATION OF THE FIRST OPENING AND THE CROSS SECTIONAL CONFIGURATION OF THE SECOND OPENING, THE SECOND OPENING BEING WIDER THAN THE CROSS SECTIONAL CONFIGURATION OF THE FIRST OPENING IN A PLANE GENERALLY NORMAL TO THE MAJOR AXIS OF THE CROSS SECTIONAL CONFIGURATION OF THE FIRST OPENING AND PASSING THROUGH THE CROSS SECTIONAL CONFIGURATION OF THE SECOND OPENING AT A LINE OF MAXIMUM INTERSECTION BETWEEN THE PLANE GENERALLY NORMAL TO THE MAJOR AXIS OF THE CROSS SECTIONAL CONFIGURATION OF THE FIRST OPENING AND THE CROSS SECTIONAL CONFIGURATION OF THE SECOND OPENING, THE INTERNAL CONFIGURATION OF THE CHANNELS BEING SO CONSTRUCTED AND ARRANGED THAT THE ROTATION OF THE FLOW LAMINA OF THE STREAM IS LESS THAN THE ANGULAR DISPLACEMENT BETWEEN THE STREAM DIVIDING MEANS IN PLANES GENERALLY NORMAL TO THE AXIS OF THE CONDUIT, THE IMPROVEMENT WHICH COMPRISES INCLUDING IN THE CONDUIT DOWNSTREAM FROM A BAFFLE AT LEAST ONE AUXILIARY BAFFLE TO CONSTRUCTED AND ARRANGED SO THAT A PORTION OF THE STREAM ADJACENT THE CONDUIT PERIPHERY IS REPOSITIONED CLOSER TOWARD THE CENTER OF THE STREAM ON PASSING THROUGH THE AUXILIARY BAFFLE.
Claim 2
Dependent Claim
382 words
IN AN ARTICLE ADAPTED TO DIVIDE AND RECOMBINE A FLOWING MASS COMPRISING IN COOPERATIVE COMBINATION A CONDUIT HAVING UPSTREAM AND DOWNSTREAM ENDS, SAID CONDUIT HAVING THEREIN MEANS DEFINING AT LEAST ONE BAFFLE, SAID BAFFLE COMPRISING A BODY HAVING A FIRST END AND A SECOND END, SAID BODY DEFINING A PLURALITY OF CHANNELS IN COMMUNICATION WITH THE FIRST AND SECOND ENDS HAVING STREAM DIVIDING MEANS AT SAID ENDS, THE STREAM DIVIDING MEANS AT EACH END OF THE BODY BEING DISPOSED IN ANGULAR RELATIONSHIP TO EACH OTHER IN PLANES GENERALLY TO THE LONGITUDINAL AXIS OF THE CONDUIT, EACH OF THE CHANNELS HAVING A FIRST OPENING AN A SECOND OPENING, SAID FIRST OPENING HAVING A GENERALLY ELONGATED CROSS SECTIONAL CONFIGURATION IN A PLANE NORMAL TO THE LONGITUDINAL AXIS OF THE CONDUIT, THE SECOND OPENING HAVING A CROSS SECTIONAL CONFIGURATION IN A PLANE NORMAL TO THE LONGITUDINAL AXIS OF THE CONDUIT WHICH IS NARROWER THAN THE MAJOR AXIS OF THE CROSS SECTIONAL CONFIGURATION OF THE FIRST OPENING A PLANE CONTAINING THE MAJOR AXIS OF THE FIRST CROSS SECTIONAL CONFIGURATION AND PASSING THROUGH THE CROSS SECTIONAL CONFIGURATION OF THE SECOND OPENING AT A LINE OF MAXIMUM INTERSECTION BETWEEN THE PLANE CONTAINING THE MAJOR AXIS OF THE CROSS SECTIONAL CONFIGURATION OF THE FIRST OPENING AND THE CROSS SECTIONAL CONFIGURATION OF THE SECOND OPENING, THE SECOND OPENING BEING WIDER THAN THE CROSS SECTIONAL CONFIGURATION OF THE FIRST OPENING IN A PLANE GENERALLY NORMAL TO THE MAJOR AXIS OF THE CROSS SECTIONAL CONFIGURATION OF THE FIRST OPENING AND PASSING THROUGH THE CROSS SECTIONAL CONFIGURATION OF THE SECOND OPENING AT A LINE OF MAXIMUM INTERSECTION BETWEEN THE PLANE GENERALLY NORMAL TO THE MAJOR AXIS OF THE CROSS SECTIONAL CONFIGURATION OF THE FIRST OPENING AND THE CROSS SECTIONAL CONFIGURATION OF THE SECOND OPENING, THE INTERNAL CONFIGURATION OF THE CHANNELS BEING SO CONSTRUCTED AND ARRANGED THAT THE ROTATION OF THE FLOW LAMINA OF THE STREAM IS LESS THAN THE ANGULAR DISPLACEMENT BETWEEN THE STREAM DIVIDING MEANS IN PLANES GENERALLY NORMAL TO THE AXIS OF THE CONDUIT, THE IMPROVEMENT WHICH COMPRISES INCLUDING IN THE CONDUIT DOWNSTREAM FROM A BAFFLE AT LEAST ONE AUXILIARY BAFFLE TO CONSTRUCTED AND ARRANGED SO THAT A PORTION OF THE STREAM ADJACENT THE CONDUIT PERIPHERY IS REPOSITIONED CLOSER TOWARD THE CENTER OF THE STREAM ON PASSING THROUGH THE AUXILIARY BAFFLE.
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) | 1969-03-07 | 1969-09-06 | 1970-03-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-07 | 1973-09-06 | 1974-03-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-07 | 1977-09-06 | 1978-03-08 | $7700.00 | Window Closed / Lapsed |