Mark Identification

VIRCHEM D-OX

Serial Number

73252654

Filing Date

Mar 5, 1980

Registration Date

Apr 13, 1982

Trademark by

CLARIANT AG

Classification Information

Blends of Oxygen Scavengers and Stabilizers Containing Sodium Hydrosulfite, which Are Marketed to Oil Industry for Waterflooding and Enhanced Oil Recovery Operations

Chemicals