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US3108441A Expired / Lapsed US ⏱️ 0.0 years remaining

Process for sealing soils

Assignee: California Research LLC
•
Filing: 1962-01-11
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Granted: 1963-10-29
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Expires: 1982-01-11
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Abstract

No abstract record available.

Inventors

  • 👤 Carl E Watson

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-25 13:07
CPC Classifications
C; C09; C09K; C09K17/00; C09K17/14; Y; Y10; Y10S; Y10S106/00; Y10S106/90

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 195 words
A PROCESS FOR REDUCING SEEPAGE LOSS OF WATER THROUGH A POROUS SOIL FROM A BODY OF WATER CONTIGUOUS TO AND IN CONTACT WITH THE SURFACE OF SAID SOIL, SAID SOIL HAVING A SEEPAGE RATE OF FROM 0.3 TO 600 CUBIC FEET OF WATER PER SQUARE FOOT OF SOIL PER DAY, WHICH COMPRISES ADDING A CONCENTRATED AQUEOUS DISPERSION OF WAX-IN-WATER TO SAID BODY OF WATER TO FORM A DILUTE DISPERSION OF 0.05% TO 5.0% BY WEIGHT OF WAX IN WATER, THE LINEAR FLOW RATE OF SAID BODY OF WATER BEING NOT MORE THAN ABOUT 3.5 FT./SECOND, THE PARTICLE SIZE OF THE WAX BEING NO GREATER THAN 5 MICRONS, MAINTAINING THE RESULTANT BODY OF DILUTED DISPERSION IN CONTACT WIHT SAID SURFACE FOR A TIME OF AT LEAST THIRTY MINUTES SUFFICIENT TO PERMIT SEEPAGE PENETRATION OF SAID DISPERSION FROM SAID SURFACE INTO SAID POROUS SOIL AND TO DEPOSIT A SUB-SURFACE WAX MEMBRANE COMPOSED OF WAX AND SOIL PARTICLES ADHERING TO EACH OTHER FORMING A CLOSLY KNIT, SELF-SUPPORTING WAXY LAYER ESSENTIALLY PARALLEL WITH THE SOIL SURFACE AND AT LEAST TWO INCHES BENEATH SAID SURFACE, SAID MEMBRANE BEING AT LEAST 1/32 INCH THICK SUFFICIENT TO INHIBIT SEEPAGE OF WATER THERETHROUGH.
Claim 2
Dependent Claim 195 words
A PROCESS FOR REDUCING SEEPAGE LOSS OF WATER THROUGH A POROUS SOIL FROM A BODY OF WATER CONTIGUOUS TO AND IN CONTACT WITH THE SURFACE OF SAID SOIL, SAID SOIL HAVING A SEEPAGE RATE OF FROM 0.3 TO 600 CUBIC FEET OF WATER PER SQUARE FOOT OF SOIL PER DAY, WHICH COMPRISES ADDING A CONCENTRATED AQUEOUS DISPERSION OF WAX-IN-WATER TO SAID BODY OF WATER TO FORM A DILUTE DISPERSION OF 0.05% TO 5.0% BY WEIGHT OF WAX IN WATER, THE LINEAR FLOW RATE OF SAID BODY OF WATER BEING NOT MORE THAN ABOUT 3.5 FT./SECOND, THE PARTICLE SIZE OF THE WAX BEING NO GREATER THAN 5 MICRONS, MAINTAINING THE RESULTANT BODY OF DILUTED DISPERSION IN CONTACT WIHT SAID SURFACE FOR A TIME OF AT LEAST THIRTY MINUTES SUFFICIENT TO PERMIT SEEPAGE PENETRATION OF SAID DISPERSION FROM SAID SURFACE INTO SAID POROUS SOIL AND TO DEPOSIT A SUB-SURFACE WAX MEMBRANE COMPOSED OF WAX AND SOIL PARTICLES ADHERING TO EACH OTHER FORMING A CLOSLY KNIT, SELF-SUPPORTING WAXY LAYER ESSENTIALLY PARALLEL WITH THE SOIL SURFACE AND AT LEAST TWO INCHES BENEATH SAID SURFACE, SAID MEMBRANE BEING AT LEAST 1/32 INCH THICK SUFFICIENT TO INHIBIT SEEPAGE OF WATER THERETHROUGH.

References Cited (Backward Citations)

US2190003A Cited
US2175804A Cited
US2456595A Cited
US2666620A Cited
US2706688A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1966-10-28 1967-04-29 1967-10-29 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1970-10-28 1971-04-29 1971-10-29 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1974-10-28 1975-04-29 1975-10-29 $7700.00 Window Closed / Lapsed

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