US PATENT SUBCLASS 205 / 522
.~.~.~.~.~.~.~ Roughened membrane


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

Internet Version by PATENTEC © 1999      Terms of Use



205 /   HD   ELECTROLYSIS: PROCESSES, COMPOSITIONS USED THEREIN, AND METHODS OF PREPARING THE COMPOSITIONS

334  DF  ELECTROLYTIC SYNTHESIS (PROCESS, COMPOSITION, AND METHOD OF PREPARING COMPOSITION) {21}
464  DF  .~ Preparing inorganic compound {9}
477  DF  .~.~ Metal containing compound produced {11}
508  DF  .~.~.~ Hydroxide {2}
510  DF  .~.~.~.~ Alkali metal containing {3}
516  DF  .~.~.~.~.~ And elemental halogen produced {4}
517  DF  .~.~.~.~.~.~ Utilizing structurally defined diaphragm or membrane or diaphragm or membrane other than nonstructurally defined single layer cation exchange membrane having single-type cation exchange groups (e.g., anion exchange membrane, etc.) {7}
522.~.~.~.~.~.~.~ Roughened membrane


DEFINITION

Classification: 205/522

Roughened membrane:

(under subclass 517) Subject matter wherein a membrane having at least one surface thereof roughened is utilized during synthesis.