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Class Information
Number: 264/85
Name: Plastic and nonmetallic article shaping or treating: processes > Utilizing special inert gaseous atmosphere or flushing mold with inert liquid
Description: Processes wherein (1) a named nonreactive gas is used as the environment for the shaping, working, or treating operation on a material or (2) the ambient atmosphere of a mold is replaced by a nonreactive liquid.


Patents under this class:
1 2 3 4 5 6 7

Patent Number Title Of Patent Date Issued
4528151 Process for producing a blow molding resin Jul. 9, 1985
4518546 Preparation of yttria-gadolinia ceramic scintillators by sintering and gas hot isostatic pressing May. 21, 1985
4508675 Nylon composition for use in rotational molding Apr. 2, 1985
4487735 Process for preparing film of poly{[benzo(1,2-d:4,5-d')bisthiazole-2,6-diyl]-1,4-phenylene}, its cis isomer or mixtures thereof Dec. 11, 1984
4468184 Gas feed means for use in centrifugal casting devices Aug. 28, 1984
4466853 Machine for the manufacture of molded bodies Aug. 21, 1984
4467043 Dense shaped articles of polycrystalline .alpha.-silicon carbide and process for the manufacture thereof by hot-pressing Aug. 21, 1984
4459246 Molding contact lenses using a directed stream of gas Jul. 10, 1984
4447373 Process for making filled articles from polymeric material May. 8, 1984
4432928 Process of moulding filled curable compositions Feb. 21, 1984
4431599 Method for the melting and solidification of silicon Feb. 14, 1984
4422991 Method of making hose construction Dec. 27, 1983
4421528 Process for making a modified silicon aluminum oxynitride based composite cutting tool Dec. 20, 1983
4406845 Method for restoration and re-utilization of discharged gas and arrangement employed therefor Sep. 27, 1983
4404152 Iron-containing refractory balls for retorting oil shale Sep. 13, 1983
4402886 Tron-containing refractory balls for retorting oil shale Sep. 6, 1983
4397807 Method of making cryogenic cable Aug. 9, 1983
4396482 Composite cathode Aug. 2, 1983
4392410 Ultrasonic loading of extrudable plastic bonded explosives Jul. 12, 1983
4382052 Process for vulcanization of elastomer products May. 3, 1983
4376742 Fugitive liquid phase densification of silicon nitride Mar. 15, 1983
4371481 Iron-containing refractory balls for retorting oil shale Feb. 1, 1983
4370421 Electrically insulating substrate and a method of making such a substrate Jan. 25, 1983
4370283 Process for vulcanization of elastomer products Jan. 25, 1983
4363769 Method for manufacturing thin and flexible ribbon wafer of _semiconductor material and ribbon wafer Dec. 14, 1982
4358416 Apparatus and process for cooling and solidifying molten material being electromagnetically cast Nov. 9, 1982
4356136 Method of densifying an article formed of reaction bonded silicon nitride Oct. 26, 1982
4354992 Electrochemical tree resistant power cable Oct. 19, 1982
4347201 Process and apparatus for producing a temperature sensitive element Aug. 31, 1982
4340550 Oligomer pellets of ethylene terephthalate Jul. 20, 1982
4333901 Molding articles of thermoplastic rubber Jun. 8, 1982
4333900 Process for manufacture of high voltage transformers and the like Jun. 8, 1982
4322379 Fabrication process for semiconductor bodies Mar. 30, 1982
4317788 Method for modifying surface properties of a shaped article of an acrylic resin Mar. 2, 1982
4315808 Method for modifying surface properties of shaped articles of vinyl chloride based resin with low temperature plasma Feb. 16, 1982
4312960 Foam crystallization of condensation polymers Jan. 26, 1982
4310651 Method for preparing silicon carbide Jan. 12, 1982
4309467 Composition for use in high-temperature hydrogen-fluorine environments and method for making the composition Jan. 5, 1982
4304576 Silicon nitride ceramic tools and a process for their production Dec. 8, 1981
4299788 Process for manufacturing stranded copper wire Nov. 10, 1981
4289721 Method of connecting cables Sep. 15, 1981
4269799 Method of forming fusion cast refractories May. 26, 1981
4265959 Process for producing semipermeable membranes May. 5, 1981
4264548 Method of making silicon nitride based cutting tools-I Apr. 28, 1981
4264546 Method for producing silicon nitride molded bodies by means of pseudoisostatic hot pressing Apr. 28, 1981
4264550 Method of making silicon nitride base cutting tools -II Apr. 28, 1981
4260567 Shrinkage reduction of blow molded oriented pet bottle Apr. 7, 1981
4256681 Method of producing semicrystalline silicon Mar. 17, 1981
4255371 Process for producing olefinic resin foams Mar. 10, 1981
4254070 Process for producing sintered body of ceramic composition for voltage non-linear resistor Mar. 3, 1981

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