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US 4,380,408 AGranted
Stabilizing clay soil with dry hydroxy-aluminum
AssigneeChevron Research Company
InventorsTor Loken, Odd R. Bryhn
Life of this patent
Estimating the term…
Abstract
A method of stabilizing clay soil comprising admixing the clay soil with an effective amount of dry hydroxy-aluminum.
Claims9
A method of stabilizing clay soil comprising admixing the clay soil with an effective amount of dry hydroxy-aluminum.
The method of stabilizing a clay containing soil deposit by forming a plurality of pillars extending into said formation comprising the steps of selecting the size of pillars to be formed, determining the wet weight of the clay within said pillars and mixing at least 2.5 grams of dry hydroxy-aluminum per 100 grams wet weight of clay with said clay to form said pillars.
Dependencies are inferred from the claim text.