US PATENT SUBCLASS 62 / 901
Single column

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

Internet Version by PATENTEC © 1999      Terms of Use


62 /   HD   REFRIGERATION

901Single column

DEFINITION

Classification: 62/901

Single column:

Subject matter concerned with the separation of air in a distillation column wherein only one distillation stage is present.