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US3465825A
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Aqueous cementing composition adaptable to high turbulent flow and low fluid loss to porous contacting surfaces,and method of cementing a well using same
Assignee: Schlumberger Technology Corp
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Filing: 1966-12-02
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Granted: 1969-09-09
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Expires: 1986-12-02
Abstract
No abstract record available.
Inventors
- 👤 Fred E Hook
- 👤 Clare H Kucera
- 👤 L J Scott Jr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 12:21
CPC Classifications
C; C09; C09K; C09K8/00; C09K8/42; C09K8/46; C04; C04B; C04B24/00; C04B24/12; C04B24/16; C04B24/20; C04B24/22; C04B24/24; C04B24/26; C04B28/00; C04B28/02; C09K8/467; C09K8/487; E; E21; E21B; E21B33/00; E21B33/10; E21B33/13; E21B33/138; C04B2103/00; C04B2103/46
Claims Analysis
Total Claims: 0
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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) | 1972-09-08 | 1973-03-10 | 1973-09-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-09-08 | 1977-03-10 | 1977-09-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-09-08 | 1981-03-10 | 1981-09-09 | $7700.00 | Window Closed / Lapsed |