Patents for C23C 22 - Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals (14,001)
12/1983
12/20/1983US4421789 Process for treating the surfaces of aluminum heat exchangers
12/20/1983US4421612 Process for the preparation of a dark-colored, wave-length selective oxide film on aluminum
12/06/1983US4419199 Process for phosphatizing metals
12/06/1983US4419191 Electrochemical monitoring method
12/06/1983US4419147 Phosphating process of metal surface
12/06/1983US4419144 Spall-resistant steel tubing or other steel articles subjected to high temperature steam and method
11/1983
11/22/1983US4416816 1:2 Chromium complex of 1-amino-2-(3',5'-dinitro-2'-hydroxyphenylazo)-4-sulfonaphthalene and alkali metal salts thereof
11/22/1983US4416739 Etching surface with hydrofluoric acid and an amide to improve adhesion prior to plating
11/22/1983US4416705 Composition and process for production of phosphate coatings on metal surfaces
11/16/1983EP0094127A1 Article having a layer of a nickel-phosphorous alloy and coated with a protective layer
11/15/1983CA1156884A1 Silicate treatment for coated substrate
11/08/1983CA1156451A1 Low temperature cure interlaminar coating
10/1983
10/26/1983EP0092342A2 Method for producing a steel strip having an excellent phosphate-coating property
10/25/1983US4411964 Composite coating steel sheets having good corrosion resistance paintability and corrosion resistance after paint coating
10/19/1983EP0091627A2 Process for cleaning, degreasing and activating metallic surfaces
10/12/1983EP0091166A1 Process for treating metal surfaces
10/11/1983US4409037 Adhesion promoter for printed circuits
10/11/1983US4408655 For waste heat recovery
10/05/1983EP0090082A1 Determination of grain refiners in phosphate conversion coating baths
09/1983
09/28/1983EP0089510A1 Aluminium material with a hydrophilic surface layer, method for its production and its use as a base for offset printing plates
09/28/1983EP0089456A1 Organic solution for phosphating metal surfaces
09/28/1983EP0089455A1 Method for phosphating metal surfaces in non-aqueous phosphating baths
09/14/1983EP0088353A1 Drying device for a band treated in a liquid
09/06/1983US4402765 Phosphating, spraying, waves, incline
09/06/1983US4402757 Method of vibrating coiled wires
09/01/1983WO1983002961A1 Baths and methods usable for chromium plating zinc and cadmium surfaces
08/1983
08/31/1983EP0087288A1 Bath and method for black chromate plating of zinc and cadmium surfaces
08/24/1983EP0086245A1 Aqueous acid metal cleaning composition and method of use
08/23/1983US4400416 Method of surface treatment and an apparatus used in said surface treatment
08/23/1983US4399768 Apparatus for the surface treatment of an object
08/23/1983CA1152666A1 Method and compositions for coating aluminum
08/10/1983EP0085626A1 Composition and process for treating phosphated metallic surfaces
08/09/1983CA1151497A1 Method of treating metal surfaces prior to phosphatization
08/03/1983EP0084593A1 Phosphate conversion coatings for metals with reduced weights and crystal sizes
08/02/1983US4396643 Metals and oxides, multilayer
07/1983
07/19/1983US4394224 Treatment of titanium prior to bonding
07/19/1983US4394184 Determination of grain refiners in phosphate conversion coating baths
07/06/1983EP0083263A2 Process for applying a block coating to objects having at least one zinc surface
07/05/1983US4391652 Surface treatment for aluminum and aluminum alloys
07/05/1983CA1149371A1 Aqueous acidic lubricant coating composition and method
07/05/1983CA1149370A1 Aqueous acidic lubricant composition and method for coating metals
06/1983
06/22/1983EP0081612A2 Heat pipe
06/21/1983US4389459 Conductive coatings for metal substrates
06/21/1983US4389260 Composition and process for the phosphatizing of metals
06/14/1983US4388169 Apparatus for surface treatment of a steel strip
06/08/1983EP0080476A1 Corrosion inhibition in sintered stainless steel.
05/1983
05/31/1983US4385943 Protective coating of aluminum chromate or zinc chromate
05/31/1983US4385940 Method for anticorrosive treatment of galvanized steel
05/24/1983US4385096 Aqueous magnesium treatment composition for metals
05/24/1983US4384902 Trivalent chromium passivate composition and process
05/24/1983US4384900 Method of treating metal surfaces prior to phosphatization
05/18/1983EP0078866A1 Formation of coatings on aluminium surfaces
04/1983
04/26/1983US4381323 Low-temperature curing coating composition
04/26/1983US4381249 Rust removing and metal surface protecting composition
04/26/1983US4381203 Coating solutions for zinc surfaces
04/12/1983CA1144305A1 Phosphate coating process and composition
04/06/1983EP0075908A1 Fluororesin-containing coating composition
03/1983
03/29/1983CA1143632A1 Method and means for treatment of surfaces
03/22/1983US4377487 Metal coating process and compositions
03/15/1983US4376814 Ceramic deposition on aluminum
03/08/1983US4376000 Poly-p-vinylphenol
02/1983
02/22/1983US4374681 System for controlling the composition of chemical treatment baths
02/15/1983US4373968 Hexavalent chromium, reduced chromium, an alkylphenoxypoly(alkyleneoxy) ether and acrylic resin
02/08/1983US4373050 Process and composition for coating metals
01/1983
01/25/1983US4370210 Method and apparatus for continuously forming color display layer on stainless steel strip
01/25/1983US4370177 Coating solution for metal surfaces
01/20/1983WO1983000169A1 Method for the manufacturing of a selective absorber of a solar collector and selective absorber obtained thereby
01/19/1983EP0070069A1 Process for making a selective absorber for solar collectors
01/19/1983EP0069950A1 Process for phosphating metal surfaces
01/18/1983CA1139643A1 Silicon steel and processing therefore
01/05/1983EP0068776A1 Radiation absorbing surfaces
01/04/1983US4367101 Method of providing an anti-stick coating on non-oriented, semi-processed electrical steels to be subjected to a quality anneal
01/04/1983US4367100 Silicon steel and processing therefore
01/04/1983US4367099 Trivalent chromium passivate process
12/1982
12/28/1982US4366183 Process for making bioactive coatings on osseous prostheses, and prostheses thus obtained
12/28/1982CA1138181A1 Anticorrosive coating composition
12/23/1982WO1982004444A1 Corrosion inhibition in sintered stainless steel
12/21/1982US4365003 Overcoating of a silica substance
12/21/1982US4364780 Aluminum oxide
12/14/1982CA1137393A1 Chromium-free or low-chromium metal surface passivation
12/07/1982US4362782 Of nickle and zinc phosphate magnesium silicate
12/07/1982US4362577 Sealing of phosphated coatings
12/07/1982CA1137020A1 Method of forming colored patterns on aluminum or its alloys
11/1982
11/30/1982US4361605 Apparatus used in surface treatment and a method of surface treatment using said apparatus
11/30/1982CA1136523A1 Composition for forming zinc phosphate coating over metal surface
11/30/1982CA1136522A1 Formation of zinc phosphate coating on metallic surface
11/24/1982EP0065015A1 Method of treating the surface of an object and apparatus therefor
11/17/1982EP0064790A1 Method of phosphating metals, as well as its use in the electrodip painting pretreatment
11/16/1982US4359348 Corrosion resistant chromate coatings continaing citric acid and a diphosphonic acid
11/16/1982US4359347 Chromium-free passivate solution and process
11/16/1982US4359346 Trivalent chromium passivate solution and process for yellow passivate film
11/16/1982US4359345 Ions of chromium and iron with another metal
11/16/1982CA1135605A1 Method of vibrating coiled wires
11/16/1982CA1135602A1 Zinc rinse for metal components
11/10/1982EP0064295A1 Method of improving the corrosion resistance of chemical conversion coated aluminum
11/09/1982US4358479 Oxidative roughening of foil nodular surface; lamination; etching; electroless metal deposition; adhesion
11/09/1982CA1135250A1 Metal coating process and compositions
11/09/1982CA1135040A1 Protective compositions for steel surfaces and the process for their preparation
11/02/1982CA1134727A1 Non-chromate conversion coatings
11/02/1982CA1134726A1 Non-chromate conversion coatings