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Waterchem Trademarks
WATERCHEM
water treatment chemicals for boiler feedwater, steam lines, cooling tower water, industrial process cooling water, closed system recirculating water, potable water systems, and waste water systems
Cancelled
·
March 13, 1995
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74648465
·
WATERCHEM
water treatment chemicals used in the treatment of boilers, cooling towers, closed systems, etc.
Abandoned
·
March 6, 1990
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74035028
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WATERCHEM
SPECIAL CHEMICALS FOR THE ELIMINATION OF WATER CONTAMINATION IN INDUSTRIAL AND WASTE WATER TREATMENTS
Cancelled
·
December 22, 1986
·
73636395
·
WATERCHEM DESK
On-line procurement and auction services for water and waste water treatment chemicals
Abandoned
·
March 21, 2000
·
76006057
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