Patents
Sitemap › B23 - Machine tools; Metal-working not otherwise provided for › B23P - Other working of metal; Combined operations; Universal machine tools › B23P 15 - Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
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)
06/1981
06/02/1981US4270374 Method of and device for forming an integral lubricating nipple on a tubular member
06/02/1981US4270333 Security screen
06/02/1981US4270256 Manufacture of composite turbine rotors
06/02/1981US4270255 Method of manufacturing a swash plate assembly
05/1981
05/26/1981CA1101761A1 Power driven tool having a reciprocating shaft arrangement and method of assembly
05/26/1981CA1101644A1 Method of fabricating liquid cooled gas turbine components
05/19/1981US4268332 Method of making precision parabolic reflector apparatus
05/13/1981EP0028400A1 Apparatus for assembling a heat exchanger and method of assembling a heat exchanger
05/12/1981US4266622 Rotary rock bit and method of making same
05/12/1981US4266449 Method for making a cutting tool
04/1981
04/29/1981EP0027473A1 Process for producing multi-layered alloys
04/28/1981CA1100127A1 Drill pipe wear belt assembly
04/28/1981CA1099906A1 Method of forming a seal
04/21/1981US4263006 Method for manufacturing a diamond tool
04/21/1981US4262559 Method for fabricating improved cutter cones for a food processing machine
04/14/1981US4261192 Method of making improved spring seal
04/14/1981US4261088 Cast compression ring for reciprocating pistons
04/07/1981CA1098710A1 Shaping diamond compacts
03/1981
03/31/1981US4258885 Nozzle tip and method of manufacture
03/24/1981US4257741 Turbine engine blade with airfoil projection
03/24/1981CA1098159A1 Method and apparatus for acoustically synchronizing drop formation in an ink jet array
03/24/1981CA1097897A1 Stretching machine for treating removable belts supported on rollers, such as felts and wires in papermaking machines
03/24/1981CA1097896A1 Apparatus and a method for use in making a railway rail-fastening clip
03/17/1981US4256079 Wire blades
03/17/1981CA1097545A1 Connecting rod for axial cylinder-type reciprocating piston engine
03/10/1981US4254541 Method of making clutch housing and pulley assembly
03/10/1981US4254540 Stamped bevel gear
03/03/1981CA1096908A1 Airless spray nozzle and method of making it
02/1981
02/24/1981US4253006 Apparatus and method for internally weld-cladding pipe elbows
02/24/1981US4252837 Blade shields
02/24/1981US4252244 Layered pressure vessel head with machined surfaces
02/24/1981CA1096147A1 Heat transfer tube and method of making same
02/19/1981WO1981000371A1 Disc brake boot seal method and article
02/17/1981US4251164 Tip for ball point pen
02/17/1981US4250620 Plastic scissors with metallic cutting inserts
02/17/1981CA1095664A1 Composite airfoil construction
02/11/1981EP0023815A2 Apparatus and methods for use in creasing cardboard and like materials
02/10/1981US4250135 Plastic embossing rollers
02/10/1981US4249914 Cutting tool material and method for producing cutting tool material
02/10/1981US4249432 Ruled scoring die
02/10/1981US4249291 Method for forming a liquid cooled airfoil for a gas turbine
02/10/1981CA1095221A1 Electric heater and method of making
02/04/1981EP0020452A4 Caliper brake rotor and method of making it.
02/03/1981US4248606 Single crystal diamond embedded in a matrice of polycrystalline diamond, boron nitride or silicon and silicon carbide
02/03/1981US4248117 Die stamping and scoring device, and process for the manufacture thereof
02/03/1981US4247972 Method of manufacturing a piston ring
02/03/1981CA1095024A1 Rolling cutter drill bit
01/1981
01/28/1981EP0023198A1 Process for the manufacture of a stone-working tool
01/27/1981US4247259 Composite ceramic/metallic turbine blade and method of making same
01/27/1981CA1094268A1 Pressure shaft seal method and apparatus
01/23/1981EP0020380A4 Method of preparing the cutting surface of a drum in a cigarette tipping machine and a machine with such a drum.
01/21/1981EP0022688A1 Piston and method of making it
01/20/1981US4246057 Heat transfer surface and method for producing such surface
01/14/1981EP0022337A1 Method for making rotary die racks
01/07/1981EP0021597A2 Heat transfer apparatus for releasably securing heating or cooling means to pipe
01/07/1981EP0020452A1 Caliper brake rotor and method of making it.
01/07/1981EP0020380A1 Method of preparing the cutting surface of a drum in a cigarette tipping machine and a machine with such a drum.
01/06/1981US4242888 External member for a tripod joint and method for manufacturing same
01/06/1981US4242784 Method of manufacturing a spherical bearing
12/1980
12/30/1980US4241600 Brake shoe assembly, apparatus and method for making same
12/30/1980US4241486 Methods of making a reversing valve construction and a valve member therefor
12/30/1980US4241483 With tungsten carbide and nickel chrome coating on steel
12/30/1980CA1092593A1 Rotary drilling bit for deephole drilling and method of manufacturing the same
12/23/1980US4240189 Method of producing heat pipe roller
12/10/1980EP0019708A1 Method of manufacturing a triangular blank for a folding triangle in a rotary printing press, and triangular blank so manufactured
12/09/1980CA1090993A1 Method for fabricating composite structures for water- cooled gas turbine components
12/09/1980CA1090992A1 Advancing apparatus for spine fin tubing
12/09/1980CA1090991A1 Apparatus for remotely repairing tubes in a steam generator
11/1980
11/25/1980US4235583 Extrusion die and method for making same
11/25/1980US4235287 Heat exchange panel
11/25/1980US4235138 Punch and stripper assembly for a reciprocating metal-punching press
11/25/1980CA1090172A1 Apparatus and method of the fabrication of internally weld-cladded pipe elbows
11/18/1980US4233893 Bonding apparatus for brake linings
11/18/1980US4233873 Permanent magnetic hold down for steel rule dies
11/12/1980EP0018806A1 An assembly including an airfoil extending between shroud sections and method of making the same
11/12/1980EP0018377A1 Composite materials
11/04/1980US4231982 Method for the production of tools for deep drawing, moulding, extruding and the like
11/04/1980US4231146 Method of making a tip for a ball point pen
10/1980
10/30/1980WO1980002242A1 Process for producing multi-layered amorphous alloy
10/29/1980EP0017686A1 Method of producing a die for extruding a ceramic batch into a honeycomb structural body and a die produced by such method
10/28/1980US4230428 Material saving cutter blade
10/28/1980US4230253 Method of making a caliper brake rotor
10/28/1980US4230252 Method for constructing a suspension member
10/28/1980CA1088285A1 Scored rupture disk manufacturing method
10/28/1980CA1088283A1 Piston with flared pin bore and method of making
10/21/1980US4228942 Method of producing abrasive compacts
10/21/1980US4228577 Method of making rotary type wheels
10/15/1980EP0017179A1 Process and means (plastic plate) for adjusting rule dies
10/14/1980US4227842 Cutting, hot pressing
10/14/1980US4227396 Contoured stamping die
10/14/1980US4227292 Process for remanufacturing a master cylinder
10/07/1980US4226143 Method of making steel rule type piercing and blanking dies
10/07/1980CA1087040A1 Chemical vapor deposition
10/07/1980CA1086993A1 Direct machining method of manufacture of isostress contoured dies
10/07/1980CA1086966A1 Method for increasing the life of silicon carbide grinding wheels
10/01/1980EP0015952A1 A method for manufacturing a tube array for a heat exchanger
10/01/1980EP0015915A1 Device for heat exchange and manufacturing process thereof.
09/1980
09/30/1980US4225322 Composite compact components fabricated with high temperature brazing filler metal and method for making same
09/30/1980US4224728 Method of making an adjustable finger ring
09/30/1980US4224727 Method of making the body of a hydraulic master cylinder
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