Patent US3237691A successfully refreshed from Google Patents.
US3237691A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of consolidating sands, earthen formations and the like
Assignee: Halliburton Co
•
Filing: 1965-04-16
•
Granted: 1966-03-01
•
Expires: 1985-04-16
Abstract
No abstract record available.
Inventors
- 👤 Ronney R Koch
- 👤 Ramos Joseph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 21:49
CPC Classifications
C; C09; C09K; C09K8/00; C09K8/50; C09K8/504; C09K8/506; C09K8/508; C09K8/5086
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
95 words
A METHOD OF CONSOLIDATING SANDS, EARTHEN FORMATIONS AND THE LIKE ALL OF WHICH CONTAIN CALCAREOUS MATERIALS, COMPRISING THE STEP OF: INTRODUCING INTO THE MEDIUM TO BE CONSOLIDATED AN ACID-SETTABLE RESIN SOLUTION CONTAINING A CATALYST FOR PRODUCING AN ACID SET OF THE RESIN SOLUTION AND IN ADDITION TO SAID CATALYST, A QUANTITY OF A CHLORIDE SELECTED FROM THE GROUP CONSISTING OF MAGNESIUM CHLORIDE, CALCIUM CHLORIDE, SODIUM CHLORIDE AND MIXTURES THEREOF, SAID CHLORIDE BEING PRESENT IN AN AOUNT SUFFICIENT FOR REDUCING SAID REACTION ON ANY CALCAREOUS SANDS PRESENT THEREBY ENABLING THE ACID-SETTABLE RESIN SOLUTION TO PROPERLY SET.
Claim 2
Independent Claim
95 words
A METHOD OF CONSOLIDATING SANDS, EARTHEN FORMATIONS AND THE LIKE ALL OF WHICH CONTAIN CALCAREOUS MATERIALS, COMPRISING THE STEP OF: INTRODUCING INTO THE MEDIUM TO BE CONSOLIDATED AN ACID-SETTABLE RESIN SOLUTION CONTAINING A CATALYST FOR PRODUCING AN ACID SET OF THE RESIN SOLUTION AND IN ADDITION TO SAID CATALYST, A QUANTITY OF A CHLORIDE SELECTED FROM THE GROUP CONSISTING OF MAGNESIUM CHLORIDE, CALCIUM CHLORIDE, SODIUM CHLORIDE AND MIXTURES THEREOF, SAID CHLORIDE BEING PRESENT IN AN AOUNT SUFFICIENT FOR REDUCING SAID REACTION ON ANY CALCAREOUS SANDS PRESENT THEREBY ENABLING THE ACID-SETTABLE RESIN SOLUTION TO PROPERLY SET.
References Cited (Backward Citations)
US3022825A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-02-28 | 1969-08-30 | 1970-03-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-28 | 1973-08-30 | 1974-03-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-28 | 1977-08-30 | 1978-03-01 | $7700.00 | Window Closed / Lapsed |