US3135277A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stream blending method and apparatus
Assignee: Phillips Petroleum Co
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Filing: 1963-01-18
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Granted: 1964-06-02
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Expires: 1983-01-18
Abstract
No abstract record available.
Inventors
- 👤 Dale E Lupfer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 01:07
CPC Classifications
G; G05; G05D; G05D11/00; G05D11/02; G05D11/13; G05D11/131; G05D11/132; B; B01; B01F; B01F23/00; B01F23/10; B01F23/19; B01F35/00; B01F35/20; B01F35/22; B01F35/2201; B01F35/2203; Y; Y10; Y10T; Y10T137/00; Y10T137/0318; Y10T137/0324; Y10T137/0329; Y10T137/0363; Y10T137/2496; Y10T137/2499; Y10T137/2514
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
218 words
A METHOD OF CONTINUOUSLY BLENDING A FIRST FLUID STREAM CONSISTING ESSENTIALLY OF COMPONENTS A AND B IN VARIABLE RATIO WITH A SECOND FLUID STREAM CONSISTING ESSENTIALLY OF COMPONENTS B AND C IN VARIABLE RATIO TO FORM A THIRD STREAM CONTAINING COMPONENTS A AND B IN A SUBSTANTIALLY CONSTANT RATIO AND FLOW RATE WHICH COMPRISES ANALYZING A FOURTH STREAM AND COMBINED EQUAL SAMPLES OF SAID FIRST AND SECOND STREAMS FOR COMPONENT A AND FOR COMPONENT B, PRODUCING FIRST AND SECOND SIGNALS AS FUNCTIONS OF THE FRACTIONS OF SAID FOURTH STREAM THAT ARE COMPONENTS A AND B RESPECTIVELY, PRODUCING A THIRD SIGNAL AS A FUNCTION OF THE SUM OF TWICE SAID FIRST AND SECOND SIGNALS LESS 1, PRODUCING A FOURTH SIGNAL AS A FUNCTION OF THE RATIO OF TWICE SAID FIRST SIGNAL TO THE DESIRED FLOW RATE OF COMPONENT A IN SAID THIRD STREAM, REGULATING THE FLOW RATE OF SAID FIRST STREAM IN RESPONSE TO SAID FOURTH SIGNAL, PRODUCING A FIFTH SIGNAL AS A FUNCTION OF THE DIFFERENCE BETWEEN SAID FOURTH SIGNAL AND THE SUM OF THE DESIRED FLOW RATES OF COMPONENTS A AND B IN SAID THEIRD STREAM, PRODUCING A SIXTH SIGNAL AS A FUNCTION OF THE RATIO BETWEEN SAID THIRD AND FIFTH SIGNALS, AND REGULATING THE FLOW RATE OF SAID SECOND STREAM IN RESPONSE TO SAID SIXTH SIGNAL.
Claim 2
Independent Claim
218 words
A METHOD OF CONTINUOUSLY BLENDING A FIRST FLUID STREAM CONSISTING ESSENTIALLY OF COMPONENTS A AND B IN VARIABLE RATIO WITH A SECOND FLUID STREAM CONSISTING ESSENTIALLY OF COMPONENTS B AND C IN VARIABLE RATIO TO FORM A THIRD STREAM CONTAINING COMPONENTS A AND B IN A SUBSTANTIALLY CONSTANT RATIO AND FLOW RATE WHICH COMPRISES ANALYZING A FOURTH STREAM AND COMBINED EQUAL SAMPLES OF SAID FIRST AND SECOND STREAMS FOR COMPONENT A AND FOR COMPONENT B, PRODUCING FIRST AND SECOND SIGNALS AS FUNCTIONS OF THE FRACTIONS OF SAID FOURTH STREAM THAT ARE COMPONENTS A AND B RESPECTIVELY, PRODUCING A THIRD SIGNAL AS A FUNCTION OF THE SUM OF TWICE SAID FIRST AND SECOND SIGNALS LESS 1, PRODUCING A FOURTH SIGNAL AS A FUNCTION OF THE RATIO OF TWICE SAID FIRST SIGNAL TO THE DESIRED FLOW RATE OF COMPONENT A IN SAID THIRD STREAM, REGULATING THE FLOW RATE OF SAID FIRST STREAM IN RESPONSE TO SAID FOURTH SIGNAL, PRODUCING A FIFTH SIGNAL AS A FUNCTION OF THE DIFFERENCE BETWEEN SAID FOURTH SIGNAL AND THE SUM OF THE DESIRED FLOW RATES OF COMPONENTS A AND B IN SAID THEIRD STREAM, PRODUCING A SIXTH SIGNAL AS A FUNCTION OF THE RATIO BETWEEN SAID THIRD AND FIFTH SIGNALS, AND REGULATING THE FLOW RATE OF SAID SECOND STREAM IN RESPONSE TO SAID SIXTH SIGNAL.
References Cited (Backward Citations)
US2868216A
Cited
US2881235A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-06-02 | 1967-12-02 | 1968-06-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-02 | 1971-12-02 | 1972-06-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-02 | 1975-12-02 | 1976-06-02 | $7700.00 | Window Closed / Lapsed |