US3056664A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for handling corrosive materials at high pressures and temperatures
Assignee: Standard Oil Co
•
Filing: 1959-03-12
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Granted: 1962-10-02
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Expires: 1979-03-12
Abstract
No abstract record available.
Inventors
- 👤 Dravnieks Andrew
- 👤 Edwin S Troscinski
- 👤 Harald A Birkness
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 22:16
CPC Classifications
B; B01; B01J; B01J19/00; B01J19/0053; B01J19/0066; B01J19/0073; B01J19/02; B01J3/00; B01J3/04; B01J3/046; B01J2219/00; B01J2219/00002; B01J2219/00004; B01J2219/00011; B01J2219/00049; B01J2219/00051; B01J2219/0015; B01J2219/00153; B01J2219/02; B01J2219/025; B01J2219/0254; Y; Y10; Y10S; Y10S220/00; Y10S220/917
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
103 words
APPARATUS ADAPTED FOR USE IN PROCESS INVOLVING CORROSIVE FLUIDS AT SUPERATMOSPHERIC PRESSURES AND ELEVATED TEMPERATURES WHICH COMPRISES: A CORROSION-RESISTANT AND TEMPERATURE-RESISTANT VESSEL FOR SAID CORSROSIVE FLUIDS; A PRESSURE-RESISTANT HOUSLING ENCLOSING SAID VESSEL; MEANS DISPOSED WITHIN SAID HOUSING FOR HEATING SAID VESSEL TO THE DISIRED ELEVATED TEMPERATURES WHILE THE HOUSING REMAINS RELATIVELY COOL; VENT MEANS ESTABLISHING PRESSURE COMMUNICATION BETWEEN SAID VESSEL AND THE INTERIOR OF SAID HOUSING; MEANS FOR COOLING SAID VENT MEANS TO PREVENT TRANSFER OF CORROSIVE FLUIDS FROM SAID VESSEL INTO THE INTERIOR OF SAID PRESSURE-RESISTANT HOUSING; AND INSULATING BAFFLE MEANS COMPRISING AN EVACULABLE DOUBLE-WALLED JACKET BETWEEN SAID VESSEL AND SAID HOUSING.
Claim 2
Dependent Claim
103 words
APPARATUS ADAPTED FOR USE IN PROCESS INVOLVING CORROSIVE FLUIDS AT SUPERATMOSPHERIC PRESSURES AND ELEVATED TEMPERATURES WHICH COMPRISES: A CORROSION-RESISTANT AND TEMPERATURE-RESISTANT VESSEL FOR SAID CORSROSIVE FLUIDS; A PRESSURE-RESISTANT HOUSLING ENCLOSING SAID VESSEL; MEANS DISPOSED WITHIN SAID HOUSING FOR HEATING SAID VESSEL TO THE DISIRED ELEVATED TEMPERATURES WHILE THE HOUSING REMAINS RELATIVELY COOL; VENT MEANS ESTABLISHING PRESSURE COMMUNICATION BETWEEN SAID VESSEL AND THE INTERIOR OF SAID HOUSING; MEANS FOR COOLING SAID VENT MEANS TO PREVENT TRANSFER OF CORROSIVE FLUIDS FROM SAID VESSEL INTO THE INTERIOR OF SAID PRESSURE-RESISTANT HOUSING; AND INSULATING BAFFLE MEANS COMPRISING AN EVACULABLE DOUBLE-WALLED JACKET BETWEEN SAID VESSEL AND SAID HOUSING.
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) | 1965-10-01 | 1966-04-02 | 1966-10-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-01 | 1970-04-02 | 1970-10-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-01 | 1974-04-02 | 1974-10-02 | $7700.00 | Window Closed / Lapsed |