Vgmd Trademarks

VGMD
VAPOR-LIQUID CONTACTING EQUIPMENT COMPRISING METAL DECKING AND DOWNCOMERS FOR USE INSIDE FRACTIONAL DISTILLATION COLUMN , NAMELY, FRACTIONATION TRAYS
Abandoned  ·  October 15, 1999  ·  75823842  · 
vgmd
VGMD
Vapor-liquid contacting equipment comprising metal decking and downcomers for use inside fractional distillation columns; namely, fractionation trays for use in petroleum refining and petrochemical plants
Abandoned  ·  November 24, 1997  ·  75395249  ·