U.S. Patent 5,858,119. Jan. 12, 1999M.D. Mayne, Las Cruces, N.M.A method of cleaning contami­nants from an ion exchange resincomprising introducing the resinto a cleaning vessel; introducingcleaning chemicals and water tothe cleaning vessel, wherein acarrier medium is formed; draw­ing off carrier medium withoutresin; and recirculating the ionexchange resin and carrier me­dium.

PMCOAnD ALUMINUMU.S. Patent 5,858,133. Jan. 12, 1999S.G. Keener, assignor to McDonnellDouglas Corp., Long Beach, Calif

A method for preparing precoatedaluminum alloy articles.

CONTROWNfi SOLUTION INCONTINUOUS..CTIIOPLAnNflU.S. Patent 5,858,196. Jan. 12, 1999Y. Ikenaga, assignor to KawasakiSteel Corp., Hyogo, JapanA method of controlling a compo­nent concentration ofa plating so­lution in continuous electroplat­ing of a metallic strip using ametal feeding device and an acidfeeding device for feeding at leastone metal and an acid, respec­tively, so that when a totalamount of the plating solutionvaries from a preselected targetvalue a feedback control changesit to a corrected target value.

ANODIZING PIIOC...U.S. Patent 5,858,197. Jan. 12, 1999H. Takahashi, assignor to CanonKK, Tokyo

A process for manufacturing asubstrate for an ink jet-recordinghead using anodic oxidation.

IUCTIIOPLAnN8 PIIOa..U.S. Patent 5,858,198. Jan. 12, 1999S.M. Florio et al., assignors toShipley Co. L.L.C., Marlborough,Mass.A process for depositing metal onthe walls of openings passingthrough a metal-clad nonmetallicplanar substrate having top andbottom planar surfaces compris­ing providing a dispersion of car­bonaceous particles in an aqueousmedium within a treatment con­tainer; contacting the substratewith the dispersion to form a po­rous coating; saturating the po­rous carbonaceous coating with

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an etchant for the metal claddingand maintaining contact for atleast 30 sec; removing the carbo­naceous coating with a liquidspray under a pressure of 15 to 50psi and electroplating metal on atleast those portions of the sub­strate with the carbonaceouscoating from an electrolytic metalplating solution.

APP"''IUS fOR IIAIIU.AC1UIllNeMnALUC..-u.s. Patent 5,858,200. Jan. 12, 1999T. Takahashi et aZ., assignors toBridgestoTU! Metalpha Corp., Tokyo

A method of manufacturing abundle of metallic fibers from adrawn multifiber wire, whichdrawn wire includes a plurality ofmetallic fibers and a metallic ma-

trix member having a higher dis­solvability than the metallic fiber,wherein the drawn wire is contin­uously conveyed through a plural­ity of electrolytic baths arrangedin series in a conveying directionof the wire, so as to remove thematrix member by electrolyticdissolution.

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U.S. Patent 5,858,456. Jan. 12, 1999J. Nordlander, assignor to AppliedVacuum Technologies AB,Linkoping, SwedenA method ofcoating an object hav­ing a first surface to be coatedcomprising providing an evapora­tion chamber containing a sourceof metal having a first surface;creating a vacuum in the evapora-

tion chamber; coating the objectby placing the object in the evap­oration chamber so that the firstsurface of the object is opposed tothe first surface of the source ofmetal and is separated by a dis­tance, which is the same as or lessthan a largest diameter of the firstsurface of the object to be coated.

IILUOIIOIIASTOI_ coan_IlAVI... H.H THICIUI..U.S. Patent 5,858,467. Jan. 12, 1999D. Lenti et aZ., assignors toAusimont S.p.A., ItalyA process for preparing concen­trated and stable aqueous coatingcompositions based on fiuoroelas­tomer, capable of giving a protec­tive layer having high thicknesswithout the formation of sagging

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October 1991 71