US3192154A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Separation of colloidal solids from liquids
Assignee: Microphor Inc
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Filing: 1962-09-12
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Granted: 1965-06-29
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Expires: 1982-09-12
Abstract
No abstract record available.
Inventors
- 👤 Robert E Burton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 14:59
CPC Classifications
C; C02; C02F; C02F1/00; C02F1/28; C02F1/286
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
86 words
IN A METHOD FOR SEPARATING COLLOIDAL SOLIDS FROM LIQUID SYSTEMS, THE STEPS OF DISPERSING A PROFUSION OF SUBSTANTIALLY INDIVIDUALIZED BARK FIBERS IN A SUBSTANTIALLY LARGER BODY OF AQUEOUS LIQUID WHEREIN SAID FIBERS ARE DISTRIBUTED THROUGHOUT SAID BODY AS FREELY DISPERSED FIBERS, INTRODUCING FRESH LIQUID CONTAINING SUSPENDED COLLOIDAL SOLIDS INTO SAID BODY OF LIQUID TO EFFECT INTERMIXING OF THE LIQUIDS, SAID COLLOIDAL SOLIDS BEING ATTRACTED TO AND CAUSED TO ADHERE TO SAID FREELY DISPERSED FIBERS, AND SEPARATING THE INTERMIXED LIQUIDS FROM THE FIBERS AND ATTACHED COLLOIDAL SOLIDS.
Claim 2
Dependent Claim
86 words
IN A METHOD FOR SEPARATING COLLOIDAL SOLIDS FROM LIQUID SYSTEMS, THE STEPS OF DISPERSING A PROFUSION OF SUBSTANTIALLY INDIVIDUALIZED BARK FIBERS IN A SUBSTANTIALLY LARGER BODY OF AQUEOUS LIQUID WHEREIN SAID FIBERS ARE DISTRIBUTED THROUGHOUT SAID BODY AS FREELY DISPERSED FIBERS, INTRODUCING FRESH LIQUID CONTAINING SUSPENDED COLLOIDAL SOLIDS INTO SAID BODY OF LIQUID TO EFFECT INTERMIXING OF THE LIQUIDS, SAID COLLOIDAL SOLIDS BEING ATTRACTED TO AND CAUSED TO ADHERE TO SAID FREELY DISPERSED FIBERS, AND SEPARATING THE INTERMIXED LIQUIDS FROM THE FIBERS AND ATTACHED COLLOIDAL SOLIDS.
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) | 1968-06-28 | 1968-12-28 | 1969-06-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-06-28 | 1972-12-28 | 1973-06-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-06-28 | 1976-12-28 | 1977-06-29 | $7700.00 | Window Closed / Lapsed |