Patent US3245222A successfully refreshed from Google Patents.
US3245222A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Construction of underground dams
Assignee: SLURRY SYSTEMS Inc 7100 INDUSTRIAL AVENUE GARY INDIANA 46406 A DE CORP
•
Filing: 1962-10-24
•
Granted: 1966-04-12
•
Expires: 1982-10-24
Abstract
No abstract record available.
Inventors
- 👤 Galaup Noelie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 22:25
CPC Classifications
E; E02; E02D; E02D5/00; E02D5/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
103 words
THE METHOD OF CONSTRUCTING A FLUID-TIGHT SUBTERRANEAN WALL WHICH COMPRISES THE STEPS OF CUTTING A TRENCH IN THE GROUND BY DRIVING THEREINTO A ROW OF ELONGATED SOLID WEB MEMBERS SHAPED TO CUT INTO SAID SOLID EARTH AND ALIGNED TO FORM A CONTINUOUS BARRIER, AND SUCCESSIVELY WITHDRAWING SAID WEB MEMBERS ONE BY ONE FROM THE GROUND WHILE SIMULTANEOUSLY FORCING INTO THE SPACE VACATED THEREBY, AS RAPIDLY AS SAID WEB MEMBERS ARE WITHDRAWN, A FLUENT MATERIAL WHICH SETS TO FORM A CONTINUOUS WALL, SAID FLUENT MATERIAL BEING SUPPLIED DIRECTLY BENEATH SAID WEB MEMBERS UNDER PRESSURE SUFFICIENT TO CAUSE SAID MATERIAL TO IMPREGNATE THE ADJACENT GROUND.
Claim 2
Independent Claim
103 words
THE METHOD OF CONSTRUCTING A FLUID-TIGHT SUBTERRANEAN WALL WHICH COMPRISES THE STEPS OF CUTTING A TRENCH IN THE GROUND BY DRIVING THEREINTO A ROW OF ELONGATED SOLID WEB MEMBERS SHAPED TO CUT INTO SAID SOLID EARTH AND ALIGNED TO FORM A CONTINUOUS BARRIER, AND SUCCESSIVELY WITHDRAWING SAID WEB MEMBERS ONE BY ONE FROM THE GROUND WHILE SIMULTANEOUSLY FORCING INTO THE SPACE VACATED THEREBY, AS RAPIDLY AS SAID WEB MEMBERS ARE WITHDRAWN, A FLUENT MATERIAL WHICH SETS TO FORM A CONTINUOUS WALL, SAID FLUENT MATERIAL BEING SUPPLIED DIRECTLY BENEATH SAID WEB MEMBERS UNDER PRESSURE SUFFICIENT TO CAUSE SAID MATERIAL TO IMPREGNATE THE ADJACENT GROUND.
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) | 1969-04-11 | 1969-10-11 | 1970-04-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-11 | 1973-10-11 | 1974-04-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-11 | 1977-10-11 | 1978-04-12 | $7700.00 | Window Closed / Lapsed |