Patent US3170870A successfully refreshed from Google Patents.
US3170870A
Expired / Lapsed
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Removing occluded aqueous system from hydrate crystals
Assignee: Beazer East Inc
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Filing: 1963-05-17
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Granted: 1965-02-23
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Expires: 1983-05-17
Abstract
No abstract record available.
Inventors
- 👤 Paul W Bachman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 17:23
CPC Classifications
C; C02; C02F; C02F1/00; C02F1/26
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
61 words
A PROCESS FOR REMOVING OCCULDED AQUEOUS SYSTEM FROM HYDRATE CRYSTALS COMPRISING THE STEPS OF: (A) INTRODUCING A SLURRY OF HYDRATE CYSTALS IN AN AQUEOUS SOLUTION TO A CHAMBER; (B) APPLYING PRESSURE TO THE SLURRY GREAT ENOUGH TO SHEAR THE CRYSTAL AGGLMERATES AT LESS THAN THE PRESSURE REQUIRED TO CRUSH INDIVIDUAL CRYSTALS, WHEREBY SAID OCCULDED AQEUOUS SYSTEM IS SQUEEZED FROM SAID CRYSTALS;
Claim 2
Dependent Claim
61 words
A PROCESS FOR REMOVING OCCULDED AQUEOUS SYSTEM FROM HYDRATE CRYSTALS COMPRISING THE STEPS OF: (A) INTRODUCING A SLURRY OF HYDRATE CYSTALS IN AN AQUEOUS SOLUTION TO A CHAMBER; (B) APPLYING PRESSURE TO THE SLURRY GREAT ENOUGH TO SHEAR THE CRYSTAL AGGLMERATES AT LESS THAN THE PRESSURE REQUIRED TO CRUSH INDIVIDUAL CRYSTALS, WHEREBY SAID OCCULDED AQEUOUS SYSTEM IS SQUEEZED FROM SAID CRYSTALS;
References Cited (Backward Citations)
US2921444A
Cited
US3119771A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-02-23 | 1968-08-24 | 1969-02-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-02-23 | 1972-08-24 | 1973-02-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-02-23 | 1976-08-24 | 1977-02-23 | $7700.00 | Window Closed / Lapsed |