US PATENT SUBCLASS 502 / 406
.~ Having specifically intended extraneously added iron group (i.e., Fe, Co, Ni) component

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


502 /   HD   CATALYST, SOLID SORBENT, OR SUPPORT THEREFOR: PRODUCT OR PROCESS OF MAKING

400  DF  SOLID SORBENT {6}
406.~ Having specifically intended extraneously added iron group (i.e., Fe, Co, Ni) component

DEFINITION

Classification: 502/406

Having specifically intended extraneously added iron group (i.e., Fe, Co, Ni) component:

(under subclass 400) Composition in which the free metal or a compound of element number 26, 27 or 28 is deliberately included and not incidentally present as an impurity or part of another ingredient.