US PATENT SUBCLASS 502 / 429
.~.~.~.~ Using carbonaceous binder

Current as of: June, 1999
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502 /   HD   CATALYST, SOLID SORBENT, OR SUPPORT THEREFOR: PRODUCT OR PROCESS OF MAKING

400  DF  SOLID SORBENT {6}
416  DF  .~ Free carbon containing {3}
418  DF  .~.~ Process utilizing solid or liquid source carbonizable material, or product thereof {9}
428  DF  .~.~.~ Including pelletizing or briquetting and subsequently comminuting {1}
429.~.~.~.~ Using carbonaceous binder

DEFINITION

Classification: 502/429

Using carbonaceous binder:

(under subclass 428) Process in which a carbon containing material is utilized in making a shapeable mass or to hold together particles of the material in briquettes.

(1) Note. Aqueous solutions of sugar or starch or pitch are examples of carbonaceous binders.