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Class Information
Number: 29/DIG.26
Name: Metal working > Method or apparatus with machining

Patents under this class:
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Patent Number Title Of Patent Date Issued
8096030 Mobile repair apparatus for repairing a stationary rotor seal of a turbo machine Jan. 17, 2012
6560871 Semiconductor substrate having increased facture strength and method of forming the same May. 13, 2003
6405992 Pregrouted baseplate for supporting rotating machinery Jun. 18, 2002
5500173 Method of making molded muticomponent articles using a thin plate flow distributor Mar. 19, 1996
5421085 Extrusion nozzle with annealed end dam Jun. 6, 1995
5377396 Method of making a continuous plastic hinge structure Jan. 3, 1995
RE34509 Method of making a bearing for spindles of spinning or twisting machines Jan. 18, 1994
5065512 Method of making a bearing for spindles of spinning or twisting machines Nov. 19, 1991
4959902 Finish grinding process for rotary die cutting machine Oct. 2, 1990
4949456 Method of making ring gear and ring gear therefrom Aug. 21, 1990
4789301 Low specific speed pump casing construction Dec. 6, 1988
4722819 Die and processes for manufacturing honeycomb structures Feb. 2, 1988
4716639 Method of making a hydrazine fuel injector Jan. 5, 1988
4710103 Method for fastening blades on the periphery of the rotor body of a steam turbine and the turbo-machine produced by the method Dec. 1, 1987
4706354 Method of manufacturing a root pivot assembly of a variable incidence turbo-machine blade Nov. 17, 1987
4696084 Method for forming scroll members used in a scroll type fluid machine Sep. 29, 1987
4689864 Method of making valve sleeves Sep. 1, 1987
4690593 Tool for cutting locking cups from guide tube mounting screws in a nuclear reactor Sep. 1, 1987
4672727 Method of fabricating film cooling slot in a hollow airfoil Jun. 16, 1987
4649612 Method of manufacturing a rotor for rotary fluid pumps Mar. 17, 1987
4637110 Method for making a composite cylinder block Jan. 20, 1987
4620351 Unlimited sliding ball spline assembly Nov. 4, 1986
4614014 Method of manufacturing a valve sleeve Sep. 30, 1986
4603736 Method of producing side-pocket mandrels free of welds Aug. 5, 1986
4601322 Weld forming of pipe molds Jul. 22, 1986
4582259 Wash arm and method and apparatus for forming the same Apr. 15, 1986
4566166 Method for manufacturing a stay ring bearing stationary guide vanes for a nongated turbine Jan. 28, 1986
4559687 Method of manufacturing a combustor nozzle Dec. 24, 1985
4555835 Process for producing propellers Dec. 3, 1985
4550480 Method of producing scroll type compressor Nov. 5, 1985
4545101 Method for preventing cylinder head warpage, and over-heating of internal combustion engines Oct. 8, 1985
4535518 Method of forming small-diameter channel within an object Aug. 20, 1985
4535519 Method of manufacturing a valve sleeve Aug. 20, 1985
4532686 Method of making a piston bottom Aug. 6, 1985
4520546 Method for fabricating a ball joint assembly including a step for burr removal Jun. 4, 1985
4509238 Method for fabricating a steam turbine diaphragm Apr. 9, 1985
4505016 Method of manufacturing a die-cast wobble plate assembly Mar. 19, 1985
4503594 Method for fabricating an orifice fitting for a gas pressure differential-measuring system Mar. 12, 1985
4494297 Method of producing castings with means to facilitate burr removal Jan. 22, 1985
4492020 Method for fabricating corrugated microwave components Jan. 8, 1985
4489468 Method of providing a multivalve turbine nozzle ring interface seal Dec. 25, 1984
4488343 Mounting assembly for fluid actuated components and method for connecting said components thereto Dec. 18, 1984
4483054 Method for making a drum rotor Nov. 20, 1984
4373895 Extrusion die and method for producing extrusion die for forming a honeycomb structure Feb. 15, 1983
4354820 Extrusion die and method for producing extrusion die for forming a honeycomb structure Oct. 19, 1982
4343604 Die for extruding ceramic material to form a body of cellular structure, and a method of obtaining said die Aug. 10, 1982
4290743 Die for extruding a honeycomb structural body and a method for manufacturing the same Sep. 22, 1981
4285651 Extrusion die head and method of making the same Aug. 25, 1981
4182014 Method of making a spacer-expander spring for a piston ring assembly Jan. 8, 1980
4114398 Process for producing articles of jewelry, trinketry and the like, made of metals of different colors Sep. 19, 1978

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