means for filtering and recirculating the cleaning fluid.

Air Supply Housing For Paint Spray Booths U.S. Patent 5460,569. Oct. 24, 1995 L.E.B. Josefsson, assignor to A66 F/&f AB, Nacka, Sweden

In a paint spray booth having a paint application zone and an air supply system including an air conditioning system for controlling at least one of temperature, hu- midity, and filtration of air introduced by the air supply system into the paint appli- cation zone, the improvement comprising a housing for the air conditioning system positioned below the paint application zone and including means for admitting fresh air into the air conditioning system.

Apparatus For Coating Strip U.S. Patent 5,460,651. Oct. 24, 1995 C. Flinchurn et al., assignors to Armco Steel Co., Middletown, Ohio

A coating line for meniscus coating at least one surface of metal strip, comprising at least one horizontally disposed shallow

vessel containing a body of the molten metal; means for moving the strip past one side of the vessel, a stabilizing roller posi- tioned below the vessel for guiding the strip past the side of the vessel, and a jet nozzle positioned above the vessel and spaced from and transversely with the strip for controlling the thickness of the molten metal on the strip.

Molten Metal Coating Apparatus U.S. Patent 5,460,652. Oct. 24, 1995 B.A. Knudsen et al, assignors to Genera/ Electric Co., Schenectady, N. Y

An apparatus for applying a molten metal coating on a tape or sheet, compris- ing an annular cylinder having an open lower section extending to a substantially closed upper section and a cylinder axis; an axle mounted in the open lower section normal to the cylinder axis; a spool mounted on the axle; and a pair of tubes, each tube having a top orifice and a bottom orifice, mounted parallel to the cylinder axis inside the cylinder on oppositely fac- ing surfaces of the cylinder, wherein the tape or sheet to be coated with a molten

metal is passed downwardly through the top orifice of one tube, into a bath of the molten metal, out the bottom orifice of the one tube, around the spool, upwardly through the bottom orifice of the other tube and out of the molten metal bath and the top orifice of the other tube.

Process for Bonding A Fluoropolymer to a Metal U.S. Pafenf 5,460,661. Oct. 24, 1995 WC. Maynard, assignor to Fisher Co., North Salt Lake, Utah

A process for bonding a fluoropolymer to a metal surface comprising applying at least a first layer of the fluoropolymer to the metal surface; flowing the fluoropoly- mer on the metal surface by heating to a first temperature comprising the transition temperature for the fluoropolymer.

Aluminum Etch U.S. Patent 5,460,694. Ocf. 24, 1995 J. Schapira et al., assignors to C.EP/., Gennevilliers, France

A process for the treatment of alumi- num-based substrates comprising a chemi-

PUMPS AND FILTER SYSTEMS

Unique 6 disk rack allures quick removal

Cover lid engineered for one-hand operation

of jilter plates

Hinged chamber cover with 360p adjustable access

or 36 cartridges, 20”

Suction/discharge adaptor

Ideal 3.3ft cleaning access height

AN polypro housing with SS 316 fittings

5,000 - 15,000 (gph) pumpcapacity

Less than 5 sq. ft. floorspace

required

_ for nny system standard

Circle 067 on reader information card Circle 164 on reader information card

METAL FINISHING . JUNE 1996 161