US PATENT SUBCLASS 106 / 606
.~.~ Portland type cement containing

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.~.~ Portland type cement containing {2}
607  DF  .~.~.~> Soil, diatomaceous earth or clay containing or material for treating soil or earth, (e.g., soil stabilization, etc.)
608  DF  .~.~.~> Organic material containing {1}

DEFINITION

Classification: 106/606

Portland type cement containing:

(under subclass 600) Subject matter involving portland type cement.

(1) Note. For definition of such cements see the definition of subclass 739 of this class.