| Patents for B23P 15 - Making specific metal objects by operations not covered by a single other subclass or a group in this subclass (23,391) |
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| 07/28/1992 | US5133123 Security gratings and methods of making bars therefor |
| 07/23/1992 | DE4101671A1 Production of control slots in slide valve core piece - uses profiled grinding wheel to grind slot from solid in one operation |
| 07/21/1992 | US5131481 Insert having a surface of carbide particles |
| 07/21/1992 | CA1305316C Method for producing ring gears for heavy duty drive axles |
| 07/15/1992 | CN1062781A Hydrodynamic dearings having beam mounted bearing pads and sealed bearing assemblies including same |
| 07/07/1992 | CA1304650C Method of manufacturing metal rupture discs |
| 07/07/1992 | CA1304583C Abrasive product |
| 07/02/1992 | DE4041992A1 Mfg. fluidic hoisting ram with sealed piston rod - draws cylinder housing to form length divided chamber and welds aligned cover and baseplate |
| 07/01/1992 | EP0492457A2 Matrix diamond drag bit with PCD cylindrical cutters |
| 06/30/1992 | US5126530 Method for producing hollow gas exchange valves for reciprocating engines |
| 06/24/1992 | CN1062110A Method for munufacturing heat-exchanger and its apparatus |
| 06/23/1992 | US5123793 Tapered locking nut |
| 06/20/1992 | WO1992011437A1 Insert having a surface of carbide particles |
| 06/20/1992 | CA2097065A1 Insert having a surface of carbide particles |
| 06/11/1992 | WO1992009496A1 Drum closure and method of making |
| 06/11/1992 | DE4039292A1 Verfahren zum herstellen eines waermetauschers und vorrichtung zur durchfuehrung des verfahrens A method for manufacturing a heat exchanger and apparatus for performing the method |
| 06/11/1992 | DE4038888A1 Plastics bag shaping shoulder production method - mills from cast blank to produce free-forming surfaces |
| 06/09/1992 | WO1992010329A1 Method of manufacturing a heat exchanger, and device for carrying out the method |
| 06/09/1992 | US5120189 Jump indexing pallet and method for heat exchanger assembly |
| 06/05/1992 | WO1992010320A1 Method of making new side trimmer and side trimmer blade |
| 06/05/1992 | CA2074483A1 Method of making new side trimmer and side trimmer blade |
| 06/03/1992 | EP0488623A2 Cutting insert for a rotary cutting tool |
| 06/03/1992 | EP0487539A1 Cutting roller or punching cylinder and process for manufacturing. |
| 06/03/1992 | EP0317621A4 Beam mounted bearing pad and methods of making same |
| 06/03/1992 | CN2106030U Machine tool for manufacturing long corrugated pipe |
| 06/02/1992 | US5118645 Heating under pressure with densification aid conversion aid and whisker growth enhancing compound |
| 06/02/1992 | US5117721 Method of forming perforating rule and blades |
| 06/02/1992 | CA1302338C Balanced carrier rolls and methods of fabrication |
| 06/02/1992 | CA1302187C Fuel injection rail manufacturing means and process and fuel injection rail made accordingly |
| 05/26/1992 | US5116659 Twisted and longitudinal prepared by powder metallurgy; smooth surface |
| 05/26/1992 | US5115697 Diamond rotary cutter flute geometry |
| 05/26/1992 | US5115655 Integrally stiffened rings |
| 05/26/1992 | CA1301617C Apparatus and method for forming an integral object from laminations |
| 05/19/1992 | US5113583 Integrally bladed rotor fabrication |
| 05/16/1992 | CA2055409A1 Method of making tooth point and product |
| 05/13/1992 | EP0391895B1 Process for manufacturing fine-structured bodies |
| 05/13/1992 | CN1060988A Method for producing ring metal componemts |
| 05/07/1992 | DE4134530A1 Piston head mfg. process - involves using compressed elastic inserts for cooling chamber to reduce heat at combustion chamber edges |
| 05/07/1992 | DE4134529A1 Piston head with closed cooling chamber - has one part with machined chamber that is closed off when second part is welded in position |
| 05/07/1992 | DE4134528A1 Piston head with closed cooling chamber - is made from separate parts having recesses which form chamber when parts are welded together |
| 05/06/1992 | EP0483240A1 A mixing chamber for mixing a gaseous and a liquid component. |
| 05/05/1992 | US5110770 Ceramic cutting tool material with improved toughness |
| 05/05/1992 | US5110349 Non-uniform compaction of powders to give higher relative density to edges |
| 04/29/1992 | CN1016483B Method and device for the cleaning, activation and/or metallization of holes drilled in holizontally guided circuit boards |
| 04/28/1992 | USRE33901 Breakable composite drill screw |
| 04/28/1992 | US5107575 Heat exchanger and method of manufacturing the same |
| 04/23/1992 | DE4033226A1 Prodn. of rotating valve gate with curved passages - is achieved by machining passages in two half-blocks, joining, and finish grinding circumference of gate |
| 04/21/1992 | US5106674 Blade member of tungsten-carbide-based cemented carbide for cutting tools and process for producing same |
| 04/21/1992 | US5106434 Method for producing a metal and ceramic heat-connected body |
| 04/21/1992 | US5106393 Diamond compact possessing low electrical resistivity |
| 04/15/1992 | EP0480895A2 Improved diamond tools for rock drilling, metal cutting and wear part applications |
| 04/15/1992 | EP0480224A1 Injection moulding nozzle for an injection moulding system |
| 04/12/1992 | CA2053149A1 Diamond tools for rock drilling, metal cutting and wear part applications |
| 04/08/1992 | CN2100957U Device for antomatic distance adjusting assembly finned radiator |
| 04/08/1992 | CN1016149B Injection molding nozzle and method |
| 04/07/1992 | US5101692 Drill bit or corehead manufacturing process |
| 04/07/1992 | US5101565 Razor blades |
| 04/07/1992 | CA1298524C Manifold and manufacturing method thereof |
| 04/07/1992 | CA1298474C Gas turbine vanes and methods for making same |
| 04/02/1992 | DE4132295A1 Two=part piston for IC engine - has head comprising upper part and nave bulge parts |
| 04/02/1992 | DE4129700A1 Prodn. method for exchanger component - uses plastics plate to which inorganic adsorber particles with micro-pores are adhered |
| 04/01/1992 | EP0477601A1 Method of making a rotor for a vacuum pump and rotor made according to this method |
| 04/01/1992 | CN1059860A Method for making gang drill |
| 04/01/1992 | CN1059858A Binder enriched cvd and pvd coated cutting tool |
| 03/31/1992 | US5099723 Stripper die and method of increasing the service life thereof |
| 03/31/1992 | US5099575 Method for connecting a coolant tube and header of a heat exchanger |
| 03/31/1992 | US5099573 Method of making hollow articles |
| 03/25/1992 | CN2099633U Hinge-plate die for skipping-threaded tube |
| 03/24/1992 | US5098449 Crystallization of whiskers with a densification aid and a conversion aid |
| 03/24/1992 | US5097728 Biopsy forceps jaw and method for making it |
| 03/18/1992 | WO1992005296A1 Cvd and pvd coated cutting tools |
| 03/18/1992 | WO1992005009A1 Binder enriched cvd and pvd coated cutting tool |
| 03/18/1992 | EP0475882A1 Hollow metal article fabrication |
| 03/18/1992 | CN1059490A Shaving system |
| 03/17/1992 | US5096736 Cvd diamond for coating twist drills |
| 03/17/1992 | US5096643 Method of manufacturing microvalves |
| 03/17/1992 | US5096465 Superhard metal-coated particles, binder alloy, drill bits for soft rock formations such as shale |
| 03/17/1992 | US5096037 Gearshifting or sliding sleeve for automobile transmissions and a manufacturing process |
| 03/17/1992 | US5095733 Maintaining a preferred vibration mode in an annular article |
| 03/10/1992 | US5093975 Method of making new side trimmer and side trimmer blade |
| 03/04/1992 | CN1059137A Self-reinforced silicon nitride ceramic of high fracture toughness and method of preparing same |
| 03/03/1992 | US5093209 Support jacket with bonded wear and corrosion resistant lining |
| 03/03/1992 | US5092942 Method of repairing or modifying turbine blades |
| 02/27/1992 | DE4026258A1 Method of producing cutting bevel on mower blade - involves dual stamping process after which projecting edge is ground off in line with general plane |
| 02/26/1992 | EP0472256A1 A self-reinforced silicon nitride ceramic of high fracture toughness and a method of preparing the same |
| 02/25/1992 | US5090161 Method of producing curved-toothed bevel gear |
| 02/25/1992 | US5090104 Method of making a core lock shaft |
| 02/25/1992 | CA2036864A1 A self-reinforced silicon nitride ceramic of high fracture toughness and a method of preparing the same |
| 02/19/1992 | CN1058824A Low friction subterranean drill bit and related methods |
| 02/19/1992 | CN1015524B Technology for making strip-type hot tube vacuum pipe |
| 02/18/1992 | US5088195 Shaving system |
| 02/18/1992 | US5088193 Method for manufacturing a heat exchanger |
| 02/12/1992 | EP0470644A2 Superhard material film structure, process of making and use of same |
| 02/12/1992 | EP0470447A1 CVD diamond for coating twist drills |
| 02/08/1992 | CA2046817A1 Cvd diamond for coating twist drills |
| 02/05/1992 | EP0469715A1 Change gear transmission having a countershaft carrying at least two gears |
| 02/05/1992 | CN1058453A Method and apparatus for coating motor pistons |
| 02/04/1992 | US5085713 Forging steel blank; copper plating planet gear carrier; finishing by grinding or cutting |
| 01/31/1992 | WO1992002342A1 Shaving system |
| 01/29/1992 | EP0468221A2 Method of making hollow articles |