| Patents for B21B 45 - Devices for surface treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills (6,955) |
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| 03/13/1990 | US4908072 Cold working with oil on the surface, heating to react with nitrogen or carbon in the oil to form titanium nitride or carbide corrosion resistant layers |
| 02/27/1990 | US4904505 Thin film of uniform thickness |
| 02/27/1990 | CA1266210A1 Re-radiating heat shield |
| 02/13/1990 | US4899798 Method of and apparatus for recovering and reusing organic pickling vapors |
| 02/13/1990 | US4899547 Hot strip mill cooling system |
| 02/06/1990 | CA1265421A1 Method and apparatus for cooling rolled steels |
| 02/01/1990 | DE3826019A1 Cooling or heating rolled strip etc. - by passing coolant or heating agent through or close to at least one roller in each pair in rolling mills |
| 01/24/1990 | EP0351904A1 Apparatus and method for rolling out a series of billets |
| 01/23/1990 | CA1264646A1 Hot rolling method and apparatus for hot rolling |
| 01/10/1990 | CN1038602A Cooling tube for roll lines |
| 01/10/1990 | CN1038601A Rolling method and rolling mill |
| 01/09/1990 | US4891963 Wire rod rolling mill |
| 01/04/1990 | DE3915729A1 Method and apparatus for the differential cooling of broad, flat products |
| 12/27/1989 | EP0347662A2 Strip steel casting installation with a rotating hearth furnace |
| 12/27/1989 | EP0347462A1 Device for magneto-abrasive machining of external cylindrical surfaces of parts |
| 12/20/1989 | EP0346547A1 Method for processing cold-rolled stainless-steel sheet and strip |
| 12/12/1989 | CA1263818A1 Method and system for cooling strip |
| 12/05/1989 | US4885042 Method and apparatus for preliminary treatment of stainless steel for cold rolling |
| 11/30/1989 | WO1989011363A1 Process for continuous production of steel strip or steel sheet from flat products made by the circular-arc type continuous casting process |
| 11/30/1989 | WO1989011350A1 Lubricating method for hot rolling of high-silicon steel |
| 11/30/1989 | WO1989011349A1 Method of hot rolling high-silicon steel plate |
| 11/30/1989 | WO1989011348A1 Hot rolling equipment for strip coils |
| 11/23/1989 | EP0342408A1 Rolling method and rolling machine |
| 11/08/1989 | CN2047204U Steel billet dressing grinder |
| 11/07/1989 | CA1262671A1 Method of cooling a moving metal product |
| 11/07/1989 | CA1262670A1 Method and apparatus for manufacturing rails |
| 11/02/1989 | WO1989010204A1 Adjustable seal for linear distributor |
| 11/02/1989 | WO1989010203A1 Linear water spray device for cooling sheet metal |
| 10/18/1989 | EP0336942A1 Method and installation for forming a titanium or titanium alloy sheet element with adjusted surface |
| 10/12/1989 | DE3809786A1 Method for the removal of rolling defects in the rolling of tool steels of high Brinell hardness |
| 10/10/1989 | US4872245 Method and apparatus for manufacturing cold-rolled steel strip |
| 09/26/1989 | CA1261684A1 Process for application of a free-flowing material on the inner surface of a tube blank and device for performing the process |
| 09/26/1989 | CA1260258A1 Apparatus for cooling a metal product in motion |
| 09/21/1989 | WO1989008512A1 Installation for manufacturing hot-rolled steel strip |
| 09/12/1989 | CA1259305A1 Sulfur-containing compositions, and additive concentrates, lubricating oils, and metal working lubricants containing same |
| 09/08/1989 | WO1989007993A1 Pressure pipe |
| 09/05/1989 | US4862570 Apparatus for removal of scale from hot-rolled steel strip |
| 08/30/1989 | EP0330293A2 Heat retaining means |
| 08/30/1989 | EP0208679B1 Method for the reduction of local temperature irregularity in steel slabs at rolling |
| 08/24/1989 | WO1989007638A1 Method in the processing of aluminium and the use of certain acids in oils therefor |
| 08/16/1989 | EP0328505A1 Device for cooling metal rod or wire |
| 08/09/1989 | CN1034497A Apparatus for producing water curtain |
| 08/02/1989 | EP0181361B1 Method for detecting and recording defects on hot metallurgical semi-products |
| 08/02/1989 | CN1034323A Device and method for hot-rolling stocks to sheets |
| 07/26/1989 | EP0324937A1 Apparatus for introducing a fluid substance into a carrier gas, and method for operating the apparatus |
| 07/25/1989 | CA1257864A1 Lubricant and method of cold-rolling aluminium |
| 07/19/1989 | CN2041215U Cooling roller device for solidifying by quickly cooling |
| 07/18/1989 | US4848672 Descaling nozzle |
| 07/12/1989 | CN1033759A Quick-change cooling line |
| 07/04/1989 | US4844830 Lubricant and method of cold-rolling aluminum |
| 07/04/1989 | US4843673 Roller device for wiping liquids |
| 06/28/1989 | EP0321733A1 Production of hot-rolled strip from a continuously cast material |
| 06/21/1989 | EP0320846A1 Apparatus and method for hot-rolling slab into sheets |
| 06/20/1989 | US4840680 Method for degreasing a cold rolled metallic band |
| 06/01/1989 | WO1989004731A1 Device for magneto-abrasive machining of external cylindrical surfaces of parts |
| 05/31/1989 | EP0317785A1 Quick-change cooling line |
| 05/31/1989 | EP0215830B1 Plant for cooling by spraying means |
| 05/24/1989 | DE3825839A1 Vorrichtung zum kuehlen und zum hydraulischen transport von unsymmetrischen walzprofilen Apparatus for cooling and hydraulic transport of unbalanced rolled profiles |
| 05/23/1989 | US4831854 Steel strip descaler |
| 05/16/1989 | US4829656 Process for making hot-rolled steel strip |
| 05/05/1989 | WO1989003729A1 Device for producing a water curtain |
| 05/03/1989 | EP0314667A1 Process and apparatus for manufacturing thin wires, rods, pipes or sections made of steels or alloys with a low deformability, particularly of hardenable steels |
| 05/03/1989 | DE3741677A1 Descaling jet pipe |
| 05/03/1989 | DE3735790A1 Working method and devices for the temperature-controlled cooling of rolling stock |
| 05/03/1989 | DE3735789A1 Method for transferring heat |
| 05/02/1989 | US4826138 Apparatus for heat treating steel plates |
| 04/26/1989 | EP0312843A1 Process for heat exchange and its use in the controlled cooling of rolled products |
| 04/25/1989 | US4824536 Induction annealing, electrolysis descaling |
| 04/25/1989 | CA1253014A1 Device for cooling hot-rolled flat products |
| 04/20/1989 | DE3734236A1 Device for removing cooling lubricants and the like from moving strip material |
| 04/19/1989 | CN1032422A Device for applying descaling agent to internal surface of bloom |
| 04/13/1989 | DE3733131A1 Rotatable nozzle beam of a hydraulic descaling plant |
| 04/12/1989 | EP0310683A1 Device for descaling the surface of strip |
| 04/12/1989 | CN2035663U Water-cooling device for bar and wire material |
| 04/06/1989 | WO1989002792A1 Method and installation for forming a titanium or titanium alloy sheet element with adjusted surface |
| 04/05/1989 | EP0309945A2 Device for applying a descaling agent to the inner surface of a loop |
| 04/05/1989 | EP0309656A1 Roller hearth reheating furnace for continuously cast slabs |
| 04/05/1989 | CN2035282U Cooling device for hot-state steel plate |
| 04/04/1989 | US4817703 Strip casing unit with downstream multi-stand continuous rolling mill |
| 03/22/1989 | EP0307603A2 Wire-rolling mill |
| 03/21/1989 | US4813652 Plant for effecting the controlled cooling of metal sheets |
| 03/16/1989 | DE3809681C1 Plant for the production of hot-rolled steel |
| 03/15/1989 | CN1031724A Process for treatment of increasing corrosion resistance of rolled steel |
| 03/14/1989 | US4812365 Chrome oxide, epoxy resin |
| 03/14/1989 | US4811588 Shielding metal slabs from heat loss during transport |
| 03/14/1989 | EP0232331A4 Roll forming of metal articles. |
| 03/08/1989 | EP0305914A2 Process for the treatment of rolled steel for increasing corrosion resistance |
| 03/08/1989 | EP0305549A1 Chamber for abrasive powder descaling of strip |
| 03/07/1989 | US4809528 Hot strip mill |
| 03/07/1989 | CA1250904A1 Inductive edge heating of hot-worked strip material and the like |
| 03/01/1989 | EP0304496A1 Method of abrasive-powder descaling of strip |
| 03/01/1989 | EP0304490A1 Method of descaling steel strip |
| 02/16/1989 | DE3801621C1 Process for producing thick-walled longitudinally seam-welded steel pipes |
| 02/14/1989 | US4803864 Removable tunnel for maintaining the temperature of a product hot rolled in a continuous rolling train |
| 01/25/1989 | EP0300019A1 Propoxylated guerbet alcohols and esters thereof |
| 01/24/1989 | US4800034 Cold rolling oil composition for aluminum and aluminum-containing alloys |
| 01/17/1989 | CA1248783A1 Apparatus and method for air cooling hot rolled steel rod |
| 01/10/1989 | US4796450 Apparatus for improving hot strip mill processing |
| 01/03/1989 | CA1247992A1 Process and apparatus for deoxidation of shells for the production of pipes |
| 12/28/1988 | EP0297077A2 Cooling device for moving metal products |