Patent US2137893A successfully refreshed from Google Patents.
US3359040A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pipelining of solids
Assignee: ConocoPhillips Co
•
Filing: 1966-01-06
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Granted: 1967-12-19
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Expires: 1986-01-06
Abstract
No abstract record available.
Inventors
- 👤 Richard L Every
- 👤 Ralph C Hughes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 18:30
CPC Classifications
B; B65; B65G; B65G53/00; B65G53/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
57 words
A METHOD FOR TRANSPORTING PARTICULATE SOLIDS SELECTED FROM THE GROUP CONSISTING OF COKE AND PHOSPHATE ROCK THROUGH A PIPELINE WITH A HYDROCARBON CARRIED LIGUID WHICH COMPRISED THE STEPS OF: (A) WETTING SAID SOLIDS SOLELY WITH WATER; (B) MIXING THE WATER-WET SOLIDS WITH SAID CARRIED LIQUID TO FORM A SLURRY; AND (C) MOVING SAID SLURRY THROUGH SAID PIPELINE.
Claim 2
Independent Claim
57 words
A METHOD FOR TRANSPORTING PARTICULATE SOLIDS SELECTED FROM THE GROUP CONSISTING OF COKE AND PHOSPHATE ROCK THROUGH A PIPELINE WITH A HYDROCARBON CARRIED LIGUID WHICH COMPRISED THE STEPS OF: (A) WETTING SAID SOLIDS SOLELY WITH WATER; (B) MIXING THE WATER-WET SOLIDS WITH SAID CARRIED LIQUID TO FORM A SLURRY; AND (C) MOVING SAID SLURRY THROUGH SAID PIPELINE.
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) | 1970-12-18 | 1971-06-19 | 1971-12-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-12-18 | 1975-06-19 | 1975-12-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-12-18 | 1979-06-19 | 1979-12-19 | $7700.00 | Window Closed / Lapsed |