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US3199676A Expired / Lapsed US ⏱️ 0.0 years remaining

Coalescing and filtering apparatus

Assignee: Briggs Filtration Co
•
Filing: 1962-01-02
•
Granted: 1965-08-10
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Expires: 1982-01-02
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Abstract

No abstract record available.

Inventors

  • 👤 Clifford H May

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-29 01:23
CPC Classifications
B; B01; B01D; B01D36/00; B01D36/003; B01D17/00; B01D17/02; B01D17/0208; B01D17/0214; B01D17/04; B01D17/045; B01D17/08; B01D17/10; B01D29/00; B01D29/11; B01D29/13; B01D29/23; B01D29/25; B01D29/62; B01D29/66; B01D2201/00; B01D2201/04; B01D2201/043; B01D2201/0453; Y; Y10; Y10S; Y10S210/00; Y10S210/05

Claims Analysis

Total Claims: 1
Claim 1
Independent Claim 204 words
A FILTER-SEPARATOR FOR LUBRICATING OIL COMPRISING, IN COMBINATION: (A) A TANK HAVING AN INLET LINE FOR THE CONTAMINATED OIL DISPOSED IN THE UPPER PORTION OF THE TANK AND A WATER OUTLET LINE DISPOSED IN THE LOWER END OF THE TANK, (B) A FIRST PARTITION DISPOSED IN THE UPPER PORTION OF THE TANK FORMING WITH THE TANK AN INLET CHAMBER FOR RECEIVING THE CONTAMINATED OIL, (C) A SECOND PARTITION DISPOSED IN THE LOWER PORTION OF THE TANK FORMING WITH THE TANK A SECOND CHAMBER AND A THIRD CHAMBER, (D) FILTER MEANS DISPOSED IN THE SECOND CHAMBER AND CONNECTED WITH THE FIRST CHAMBER, SAID FILTER MEANS ADAPTED TO COALESCE THE WATER IN THE OIL AND REMOVE SOLID CONTAMINANT THEREFROM, (E) SCREEN MEANS FORMING A WATER BARRIER IN SURROUNDING SPACED RELATION WITH RESPECT TO SAID FILTER MEANS, SAID SCREEN MEANS INCLUDING AN ELONGATED NON-PERFORATED SHIELD AT EACH END, (F) MEANS FOR FOR COLLECTING THE WATER AND DIRECTING IT TO THE THIRD CHAMBER, AND (G) TWO OUTLET LINES CONNECTED TO THE SECOND CHAMBER FOR RECEIVING THE FILTERED OIL WHICH PASSES WITHIN SAID SECOND CHAMBER AND LOCATED ONE OF EACH END OF SAID SECOND CHAMBER TO EFFECT A BALANCED RADIAL FLOW THROUGH SUBSTANTIALLY THE LENGTH OF SAID FILTER MEANS.

References Cited (Backward Citations)

USRE24136E Cited
US1689277A Cited
US2657808A Cited
US2724508A Cited
US2891673A Cited
US3048275A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1968-08-09 1969-02-08 1969-08-10 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1972-08-09 1973-02-08 1973-08-10 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1976-08-09 1977-02-08 1977-08-10 $7700.00 Window Closed / Lapsed

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