US PATENT SUBCLASS 106 / 607
.~.~.~ Soil, diatomaceous earth or clay containing or material for treating soil or earth, (e.g., soil stabilization, etc.)

Current as of: June, 1999
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106 /   HD   COMPOSITIONS: COATING OR PLASTIC

*  DD  COATING OR PLASTIC COMPOSITIONS {40}
600  DF  .~ Alkali metal silicate containing {23}
606  DF  .~.~ Portland type cement containing {2}
607.~.~.~ Soil, diatomaceous earth or clay containing or material for treating soil or earth, (e.g., soil stabilization, etc.)

DEFINITION

Classification: 106/607

Soil, diatomaceous earth or clay containing or material for treating soil or earth (e.g., soil stabilization, etc.):

(under subclass 606) Subject matter involving soil, diatomaceous earth or clay or material or process for treating earth or soil such as soil stabilization.