| Patents for C23C 2 - Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor (9,805) |
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| 08/07/1991 | EP0439486A1 Method and device for feeding supplementary metal in solid state to a bath of molten metal |
| 08/06/1991 | US5037877 A copolymer of acrylic acid or methacrylic acid and one or more acrylates or methacrylates; water soluble solution coating; dry, adherent, non-toxic film |
| 07/30/1991 | US5035752 Method for processing a vibratory surface |
| 07/30/1991 | US5035042 Method for producing galvanized tubing |
| 07/30/1991 | CA1286929C Mechanical galvanizing coating resistant to chipping, flaking and cracking |
| 07/25/1991 | WO1991009147A3 Rapid solidification melt-coat process |
| 07/24/1991 | EP0346341B1 Process for operating hot metallization ovens |
| 07/24/1991 | CN1053268A Double dipping hot plating technology for high anti-corrosion steel wire |
| 07/17/1991 | EP0436807A1 Impregnation nozzle for manufacturing metal-matrix composite material |
| 07/16/1991 | US5031818 Soldering machine operating with a protective gas and provided with automatically operating lock doors |
| 07/11/1991 | WO1991009983A1 Frame rod |
| 07/10/1991 | EP0435968A1 Process for manufacturing coil-break-free hot strip and age-resistant hot-galvanized cold strip. |
| 07/04/1991 | DE4000005A1 Prodn. of e.g. free-cutting tool with wear-resistant surface - involves dipping workpiece in metal melt to deposit successive layers and using shaped rollers to plastically deform them |
| 07/03/1991 | EP0434874A1 Galvannealed steel sheet having improved spot-weldability |
| 07/03/1991 | CN1052707A Method of pretreating metallic works |
| 06/27/1991 | WO1991009147A2 Rapid solidification melt-coat process |
| 06/27/1991 | DE4006550C1 Textured rolls for processing steel etc. - have electrolytical treated, surface deposited with chromium coated with nitride by PVD or CVD |
| 06/27/1991 | DE3942418A1 Gestellstab Rack bar |
| 06/26/1991 | CN1012968B Hot coating method for improving soldering performance of coated copper-wires |
| 06/19/1991 | EP0432172A1 A METHOD OF PRODUCING A Zn-Fe GALVANNEAL COATING ON A STEEL SUBSTRATE AND THE PRODUCT THEREBY FORMED |
| 06/19/1991 | CN2079190U Pressing rod for immersion process |
| 06/19/1991 | CN1052336A Dry/wet method of aluminium-zinc alloy hot plating process |
| 06/13/1991 | WO1991008320A1 Method for coating sheet metal or a metal plate of which at least one side has a double mineral coating, and plate or strip thereby obtained |
| 06/13/1991 | DE3940890A1 Lagerausbildung Training camp |
| 06/11/1991 | US5023113 Heating by direct combustion of fuel and air, protective hydrogen atmosphere, dipping into molten bath |
| 06/11/1991 | US5022937 Colored zinc coating |
| 06/05/1991 | EP0430222A2 Method for estimating the press formability of galvannealed steel sheets by X-ray diffration |
| 06/04/1991 | US5021265 Roll arrangement for non-deforming treatment of moving web-type products |
| 06/04/1991 | US5020779 Method and an apparatus in hot-dip galvanizing |
| 05/30/1991 | WO1991007515A1 Method and device for purifying a bath of liquid metal when hot quenching steel strip |
| 05/29/1991 | EP0429351A1 Method and apparatus for removing impurities from a molten metal bath for hot dipping a steel strip |
| 05/29/1991 | EP0428990A1 Method and apparatus for liquid coating for honeycomb structure |
| 05/29/1991 | CN1051764A Cold-rolled high tonsion steel strip having excellent stretching and folding properties, and molten zinc coating steel strip, and process for manufacturing same |
| 05/28/1991 | US5019460 Galvannealed steel sheet having improved spot-weldability |
| 05/28/1991 | US5019186 Process for producing chromium-containing steel sheet hot-dip plated with aluminum |
| 05/23/1991 | DE4036827A1 Making a steel profile with outer corrosion protection - by heat treating, scaling, applying zinc coating and heat treating thus improving productivity |
| 05/22/1991 | CA2030336A1 Purifying installation for hot quenching of steel strips in a molten metal bath and process thereof |
| 05/21/1991 | US5017551 Superconductors ! |
| 05/21/1991 | US5017407 Stabilisation of jet wiped wire |
| 05/21/1991 | US5017131 Atmosphere furnace |
| 05/16/1991 | DE3937833A1 Hot galvanising process with pickling and pretreatment baths - has liq. withdrawn from baths, evaporated and distillate returned to maintain iron salts low in flux soln. |
| 05/15/1991 | EP0427389A1 Method of treating a ferrous component for subsequent metallurgical bonding to cast aluminum |
| 05/15/1991 | EP0426735A1 Fluoropolymer based coating composition for adhesion direct to glass. |
| 05/14/1991 | US5015509 Coating metal strips in a melt, pumping the melt |
| 05/08/1991 | DE4017035C1 Extended polyolefin plastic tubes prodn. - by cooling plastic tubes after extrusion then contacting with metal melt |
| 05/07/1991 | US5013614 Aluminum and tin alloy |
| 05/07/1991 | CA2024210A1 Method of treating a ferrous component for subsequent metallurgical bonding to cast aluminum |
| 05/02/1991 | DE4032996A1 Externally galvanised steel profile prodn. - esp. for mfg. reinforcing tubes for automobile doors |
| 04/24/1991 | EP0423624A1 Color-coated article and method for producing the same |
| 04/24/1991 | EP0318513B1 Method for forming a metal coating on a substrate |
| 04/17/1991 | CN1050747A Depressant of pb-zn dust |
| 04/17/1991 | CN1050689A Process, vessel and installation for continuous/intermittent coating of objects by passage of said objects in bath of liquid coating product |
| 04/10/1991 | CN2074768U Heat zinc-plating device |
| 04/03/1991 | EP0419678A1 Highly corrosion-resistant, double-coated steel sheet excellent in coatability and prevented from blistering in elecrodeposition coating and process for producing the same |
| 04/02/1991 | CA1282288C Oxidation resistant ferrous base foil |
| 03/27/1991 | EP0418839A1 Apparatus which comes in contact with molten metal and composite member and sliding structure for use in the same |
| 03/23/1991 | WO1991004349A1 Process for continuously coating metal with titanium oxide and equipement therefor |
| 03/23/1991 | CA2041662A1 Process for continuously coating metal with titanium oxide and equipment therefor |
| 03/21/1991 | DE3935146A1 Continuous hot dip zinc coating of rubber tubing - where tube sections are joined together and passed through pretreatment baths, zinc bath and cut |
| 03/20/1991 | EP0417292A1 Carbonaceous ceramic composite for use in contact whth molten nonferrous metal |
| 03/20/1991 | CN1050048A Zinc plating by upper heating process |
| 02/26/1991 | CA1280648C Corrosion, sound, and vibration-proof method for metal structures |
| 02/07/1991 | DE3925818A1 Dust removal from zinc baths in hot galvanising unit - uses auxiliary zinc ash dust flow which facilitates dust extn. and when satd. is processed for reuse |
| 02/06/1991 | EP0412073A1 A deep drawing steel sheet with a metal coating and a method for its manufacture |
| 02/06/1991 | EP0411949A1 Forming lithium layers on substrates |
| 02/06/1991 | EP0411853A1 Method and apparatus for the continuous dip-plating of steel strip |
| 02/01/1991 | CA2022235A1 Steel drawing sheet with metal coating |
| 01/22/1991 | US4987037 Protecting non-stainless steels against corrosion |
| 01/16/1991 | EP0407660A1 Induction heating apparatus |
| 01/09/1991 | EP0406619A1 Process for producing galvanized, non-aging cold rolled steel sheets having good formability in a continuous galvanizing line |
| 01/03/1991 | DE4015248A1 Mfg. coil-break-free hot rolled strip |
| 12/27/1990 | EP0404130A1 Process for producing chromiumcontaining steel sheet hot-dip plated with aluminium |
| 12/13/1990 | WO1990014947A1 Metal and metal alloys with improved solderability shelf life and method of preparing the same |
| 12/12/1990 | EP0402270A1 System and installation for the continuous/intermittent coating of objects by passing them through a bath of liquid metallic coating material |
| 12/12/1990 | EP0401727A2 Method for improving the quality of the surface of materials containing iron with a coating of aluminium-zinc alloys |
| 12/10/1990 | WO1990015166A1 Method, housing and plant for the continuous/intermittent coating of objects by passing said objects through a liquid mass of a coating product |
| 12/04/1990 | US4975147 Method of pretreating metallic works |
| 11/28/1990 | CN1047235A Process for manufacturing hollow workpiece with covering layer |
| 11/22/1990 | EP0398224A2 A method for manufacturing a precursor wire for a carbon-fiber-reinforced metal composite material |
| 11/22/1990 | EP0397952A1 A method and apparatus for the continuous etching and aluminum plating of stainless steel strips |
| 11/20/1990 | US4971842 Method for controlling the thickness of an intermetallic layer on a continuous steel product in a continuous hot-dip galvanizing process |
| 11/17/1990 | WO1990014446A1 Process for manufacturing plated hollow blocks |
| 11/15/1990 | WO1990013672A1 Process for manufacturing coil-break-free hot strip and age-resistant hot-galvanized cold strip |
| 11/14/1990 | EP0396772A1 Immersion member for hot dip galvanizing bath and method for preparing the same |
| 11/08/1990 | DE4008738C1 Improving surface quality of steel strip or sheet - by coating with aluminium zinc alloy including silicon |
| 11/07/1990 | EP0395759A1 Apparatus for manufacturing minimized spangle molten plated steel plate |
| 11/07/1990 | CN1046764A Smog inhibitor for liquid lead and zinc |
| 10/25/1990 | DE3912666A1 Mask for hot-dip galvanising ferrous parts - is composed of ptfe, saves on cost of re-machining and subsequent fettling |
| 10/18/1990 | WO1990011981A1 Carbonaceous ceramic composite for use in contact whth molten nonferrous metal |
| 10/11/1990 | DE3911060A1 Process for reducing the iron content of molten zinc |
| 10/08/1990 | WO1990012128A1 Highly corrosion-resistant, double-coated steel sheet excellent in coatability and prevented from blistering in elecrodeposition coating and process for producing the same |
| 10/08/1990 | CA2030812A1 High corrosion resistant multi-layer coated steel sheets having excellent paintability by enabling the prevention of occurrence of bubble-like ed paint defects, and producing method thereof |
| 10/02/1990 | US4960158 Process for producing a zinc-plated steel sheet with an ageing resistance by hot dip-type, continuous zinc plating |
| 09/25/1990 | US4958589 Continuous melt-plating apparatus |
| 09/04/1990 | US4953487 Apparatus for applying a coating |
| 08/22/1990 | EP0382824A1 A method and an apparatus in hot-dip galvanizing. |
| 08/21/1990 | CA1272911A1 Steel substrate with brass covering layer for adhesion to rubber and method for the manufacture thereof |
| 08/15/1990 | CN1044679A Preparing metal for melt coating |
| 08/09/1990 | DE3921218A1 Lifting tackle esp. for hot galvanised iron - has cable passing through sealed guides to prevent damage to lifting mechanism from escaping emissions |
| 08/01/1990 | EP0380298A1 Preparing metal for melt-coating |