US3141113A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process of controlling electrostatic charges
Assignee: ExxonMobil Technology and Engineering Co
•
Filing: 1961-01-26
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Granted: 1964-07-14
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Expires: 1981-01-26
Abstract
No abstract record available.
Inventors
- 👤 John C Munday
- 👤 James A Wilson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 07:43
CPC Classifications
B; B67; B67D; B67D7/00; B67D7/06; B67D7/32; B67D7/3236; H; H05; H05F; H05F3/00; H05F3/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
95 words
THE METHOD OF HANDLING FLAMMABLE LIQUIDS OF THE TYPE WHICH FORM EXPLOSIVE MIXTURES WITH AIR WHILE ENCLOSED IN STORAGE VESSELS, FLOW LINES AND THE LIKE, AND WHICH TEND TO DEVELOP DANGEROUSLY HIGH ELECTROSTATIC CHARGES IN FLOWING THROUGH ZONES OF MOVING AGITATION SUCH AS PUMPS, FILTERS AND THE LIKE, SAID METHOD COMPRISING PASSING SAID LIQUIDS THROUGH A ZONE OF MOVING AGITATION WHICH IS INSULATED FROM THE GROUND, SUBSEQUENTLY CONTACTING SAID AGITATED LIQUIDS WITH AT LEAST ONE POINTED ELECTRICALLY CONDUCTIVE ELECTRODE INSULATED FROM THE GROUND BUT ELECTRICALLY CONNECTED TO AT LEAST ONE PRIOR ZONE OF MOVING AGITATION.
Claim 2
Independent Claim
95 words
THE METHOD OF HANDLING FLAMMABLE LIQUIDS OF THE TYPE WHICH FORM EXPLOSIVE MIXTURES WITH AIR WHILE ENCLOSED IN STORAGE VESSELS, FLOW LINES AND THE LIKE, AND WHICH TEND TO DEVELOP DANGEROUSLY HIGH ELECTROSTATIC CHARGES IN FLOWING THROUGH ZONES OF MOVING AGITATION SUCH AS PUMPS, FILTERS AND THE LIKE, SAID METHOD COMPRISING PASSING SAID LIQUIDS THROUGH A ZONE OF MOVING AGITATION WHICH IS INSULATED FROM THE GROUND, SUBSEQUENTLY CONTACTING SAID AGITATED LIQUIDS WITH AT LEAST ONE POINTED ELECTRICALLY CONDUCTIVE ELECTRODE INSULATED FROM THE GROUND BUT ELECTRICALLY CONNECTED TO AT LEAST ONE PRIOR ZONE OF MOVING AGITATION.
References Cited (Backward Citations)
US940428A
Cited
US1223864A
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US2103758A
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US2153199A
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US2647223A
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US2656508A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-07-14 | 1968-01-13 | 1968-07-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-07-14 | 1972-01-13 | 1972-07-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-07-14 | 1976-01-13 | 1976-07-14 | $7700.00 | Window Closed / Lapsed |