| 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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| 02/01/1977 | US4005515 Method of manufacturing a closed channel disk for a gas turbine engine |
| 01/25/1977 | US4004860 Turbine blade with configured stalk |
| 01/25/1977 | US4004336 Intercompartment seal for rotary feeder |
| 01/25/1977 | US4004335 Method of making clutch pulley |
| 01/18/1977 | US4003115 Method of making centrifuge conveyor |
| 01/11/1977 | US4001978 Apparatus for shaping the edge of a blade element |
| 01/04/1977 | US4001069 Stacking cross-sections |
| 01/04/1977 | US4000956 Impact resistant blade |
| 01/04/1977 | US4000667 Bending bar constructed by bending |
| 12/28/1976 | US3999962 Copper-chromium carbide-metal bond for abrasive tools |
| 12/28/1976 | US3999953 Molded articles made of a hard metal body and their method of production |
| 12/28/1976 | US3999713 Nebulization-humidification nozzle |
| 12/28/1976 | US3999699 Method of making high thermal conductivity porous metal |
| 12/21/1976 | US3997954 Low friction bearing prepared by winding onto a mandrel |
| 12/07/1976 | US3995977 Vane pump housing |
| 12/07/1976 | US3995688 Air-to-air heat exchanger |
| 12/07/1976 | US3995356 Valve system |
| 11/30/1976 | US3994056 Apparatus for fluid treatment of yarn |
| 11/30/1976 | US3994054 Multiple part tubular member and method and apparatus for manufacture thereof |
| 11/16/1976 | US3992066 Spherical bearings and parts therefor |
| 11/16/1976 | US3991457 Heater tube arrangements |
| 11/16/1976 | US3991456 Method of forming valve bodies |
| 11/16/1976 | US3991455 Coupled piston ring method of manufacture |
| 11/09/1976 | US3990329 Method of making cutting tools |
| 11/09/1976 | US3990136 Method for producing revolving parts |
| 10/26/1976 | US3987529 Valve and method for manufacturing the same |
| 10/12/1976 | US3985778 Process for the purification of crude nitroanthraquinone |
| 10/12/1976 | US3985283 Method of joining braze alloy to a parent metal part |
| 10/12/1976 | US3984904 Internal retaining tabs for a filled piston |
| 10/05/1976 | US3984209 Porous aluminum body |
| 10/05/1976 | US3983617 Sheet metal piston for transmissions and method of making a piston assembly |
| 09/28/1976 | US3982911 Process for the preparation of a composite cubic boron nitride layer abrasive body |
| 09/28/1976 | US3982854 Friction welded metallic turbomachinery blade element |
| 09/28/1976 | US3982851 Tip cap apparatus |
| 09/14/1976 | US3980310 Ring manufacture, productive of face contact seal |
| 09/07/1976 | US3978566 Process for making sectionalized precision components |
| 08/31/1976 | US3977276 Method for producing a forming tool having a sintered web-like cutting edge |
| 08/31/1976 | US3977061 Cutting insert and method of making the same |
| 08/10/1976 | US3973918 Method of making a gas-fired furnace |
| 08/10/1976 | US3973716 Process for making a piece of hollow jewelry |
| 08/10/1976 | US3973452 Method of making a perforating blade |
| 08/03/1976 | US3972662 Moulding apparatus for manufacturing bladed members from powder material |
| 08/03/1976 | US3972106 Pinned-on planetary ring gear assembly and salvage method |
| 07/27/1976 | US3971165 Ring manufacture, productive of face contact seal |
| 07/27/1976 | US3971118 Method of making a composite baking mold |
| 07/27/1976 | US3971111 Apparatus for transferring and finishing items cast several at a time in a chill mold |
| 07/20/1976 | US3970412 Closed channel disk for a gas turbine engine |
| 07/20/1976 | US3969805 Method of constructing an axial flow fan |
| 07/13/1976 | US3969474 Molded steel rule die for rotary die cutting |
| 07/13/1976 | US3968674 Apparatus for simultaneously producing inner and outer rings in hot former |
| 07/13/1976 | US3968554 Heat exchanger |
| 07/06/1976 | US3967996 Method of manufacture of hollow pieces |
| 07/06/1976 | US3967354 Heat exchanger |
| 06/29/1976 | US3965976 Heater tube arrangements |
| 06/29/1976 | US3965779 Cast articulated tool |
| 06/29/1976 | US3965554 Method of producing ball joints |
| 06/22/1976 | US3964902 Method of forming a wick for a heat pipe |
| 06/22/1976 | US3964144 Cast one-piece annular rim member for a vehicle wheel |
| 06/08/1976 | US3961405 Method of fabricating a butterfly valve |
| 06/08/1976 | US3961404 Method for machining a groove in a metal surface |
| 05/25/1976 | US3958634 Welded wire well screen on perforated casing |
| 05/25/1976 | US3958467 Method for making die jaw inserts for tube cutoff machines |
| 05/25/1976 | US3958431 Universal joint and method for making the same |
| 05/25/1976 | US3958314 Seal for butterfly valves |
| 05/11/1976 | US3955935 Electrolytic deposition, diffusion |
| 05/11/1976 | US3955448 Cutting tool for the continuous machining of metals and the method of making same |
| 05/11/1976 | US3955446 Cutting tool for the continuous machining of metals and the method of making same |
| 04/27/1976 | US3952939 Sheet cladding method |
| 04/27/1976 | US3952397 Method for forming a print wheel with metal rim |
| 04/27/1976 | US3952391 Turbine blade with configured stalk |
| 04/27/1976 | US3952390 Method of producing ball joints |
| 04/20/1976 | US3952179 Rotary cutting die and method for its production |
| 04/20/1976 | US3951563 Manufacture of vehicle disc wheels |
| 04/06/1976 | US3949189 Pipe heat transfer assembly |
| 04/06/1976 | US3947941 Method of making a heat exchanger |
| 03/30/1976 | US3947161 Composite metal seals for use in rotary internal engines |
| 03/23/1976 | US3945807 Metal tool |
| 03/16/1976 | US3944869 Hermetic sealing |
| 03/09/1976 | US3942231 Contour formed metal matrix blade plies |
| 03/02/1976 | US3940837 Hot air furnace with improved heat exchanger construction |
| 03/02/1976 | US3940836 Method of manufacturing a spherical bearing |
| 02/24/1976 | US3939551 Method of making polytetrafluoroethylene sealing elements with hydrodynamic action |
| 02/17/1976 | US3938962 Laminated composite wear materials |
| 02/17/1976 | US3938562 Method and apparatus for the distribution of non free-flowing composite mixtures |
| 02/17/1976 | US3938233 Heat transfer apparatus |
| 02/10/1976 | US3937109 Method of manufacturing cutting and/or creasing die |
| 02/10/1976 | US3936920 Aerodynamic shell structure with fittings and method for fabricating same |
| 02/10/1976 | US3936919 Plural range pressure regulator construction or the like and the method of making the same or the like |
| 02/03/1976 | US3935626 Plural range pressure regulator construction or the like and the method of making the same or the like |
| 01/27/1976 | US3934322 Method for forming cooling slot in airfoil blades |
| 01/20/1976 | US3933293 Method of making composite metal seals for use in rotary internal combustion engines |