| Patents for C03B 11 - Pressing glass (3,825) |
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| 10/14/1992 | EP0508131A2 Method for forming flat glass-ceramic articles |
| 10/14/1992 | EP0508066A2 Method for press molding near net-shape glass articles |
| 10/14/1992 | EP0508065A2 Method and apparatus for parallel alignment of opposing mold surfaces |
| 09/30/1992 | EP0506131A2 Method of producing glass blank |
| 09/15/1992 | US5147436 Method for forming flat glass-ceramic articles |
| 09/09/1992 | EP0502462A1 A method of manufacturing optical element |
| 08/25/1992 | US5141547 Applying aqueous fluorine-free acid solution to surface of lead glass yields clear smooth surface for lenses |
| 07/01/1992 | EP0491949A1 Ceramic mold for molding glass member |
| 06/30/1992 | US5125949 Glass base with silicon carbide, silicon nitride and carbon film outer layers |
| 06/30/1992 | US5125945 Method and apparatus for parallel alignment of opposing mold surfaces by controlling the thermal expansion of the apparatus |
| 06/17/1992 | EP0490514A2 Plunger mechanism for I.S. machine |
| 06/16/1992 | US5122176 Confining part and holder in deformable foil, heating, pressing to soften glass and cause it to flow into voids in composite |
| 06/09/1992 | US5120343 Apparatus for producing optical glass element |
| 05/26/1992 | US5116398 Process for forming fiber reinforced composite articles |
| 05/19/1992 | US5114455 Mold for producing lens, using mold recesses to aid in lens release |
| 04/29/1992 | EP0482624A1 Machine for molding optical element and method of producing the optical element by using the machine |
| 04/22/1992 | EP0481166A1 Phosphate glasses for glass molds |
| 02/11/1992 | US5087279 Displacing gob from first to second heat working jig; thermal deformation; pressure molding; defect-free |
| 01/07/1992 | US5079196 Passing inorganic fibers through a fluidized suspension of inorganic powder and metal alkoxide, drying, hot pressing |
| 01/02/1992 | EP0463463A1 Method of manufacturing optical element |
| 12/12/1991 | WO1991018840A1 Machine for the production of glass objects by pressing, in two or more independent synchronised pressing units |
| 11/28/1991 | DE4017058A1 Lead crystal flame polishing - using burners to direct flames at sections of the outer surface while the workpiece is supported internally |
| 11/27/1991 | EP0458729A1 Process for forming fiber reinforced composite articles |
| 10/29/1991 | US5061423 Heating a molding compound mixture, then applying a force to inject into a mold cavity containing interlocked fibers |
| 10/09/1991 | EP0450780A2 Optical microelement array and its production method |
| 09/19/1991 | WO1991013843A1 Use of aluminium trinitride as a material for a compression mould for manufacturing optical parts |
| 09/17/1991 | US5049329 Process for forming ceramic matrix composites |
| 09/17/1991 | US5049177 Method for forming fresnel-type prism lens |
| 09/12/1991 | DE4007640A1 Verwendung von aluminiumnitrid als werkstoff fuer ein presswerkzeug fuer die fertigung von optischen bauteilen The use of aluminum as a material for a compression tool for the fabrication of optical com- ponents |
| 07/23/1991 | CA1286504C Mould for moulding glass optical components with a high quality surface finish |
| 07/16/1991 | US5032159 Method of manufacturing optical device |
| 07/02/1991 | US5028251 Molds for manufacturing molded glass-articles for precision-optical purposes |
| 07/02/1991 | US5028249 Plunger mechanism for i.s. machine |
| 06/25/1991 | US5026415 Mold with hydrogenated amorphous carbon film for molding an optical element |
| 06/11/1991 | US5022921 Phosphate glasses for glass molds |
| 05/14/1991 | US5015280 Mold for molding optical elements |
| 05/08/1991 | EP0426352A1 Process for forming ceramic matrix composites |
| 05/08/1991 | DE3937769C1 Orientation of glass fibres - by adding glass to fibres e.g. silicon carbide as intermediate layers in mat form |
| 05/08/1991 | CN2076548U Forming mould for glass screen of monochrome picture tube |
| 05/07/1991 | US5013348 Mold assembly and methods for producing molded glass |
| 05/01/1991 | CA2020886A1 Process for forming ceramic matrix composites |
| 04/16/1991 | US5008002 Hard carbon film formation by ionization plating of hydrocarbon |
| 04/10/1991 | CN2074767U Glass shaping, wind-cooling reinforcing device |
| 04/09/1991 | US5006321 Thermal spray method for producing glass mold plungers |
| 04/04/1991 | WO1991004231A1 Ceramic mold for molding glass member |
| 04/02/1991 | US5004330 Aspherical glass lens element formed by a low dispersion glass material |
| 03/27/1991 | EP0419403A1 Injection molding of fiber reinforced articles |
| 02/07/1991 | WO1991001281A1 Process and device for moulding glass |
| 02/05/1991 | US4990172 Automatic machine for moulding glass articles |
| 01/31/1991 | DE4023975A1 Forming of glass lenses in 2-stage process - lens blanks are produced by grinding under an anode tool and then pressed in a heated polished tool |
| 01/24/1991 | DE3923587A1 Verfahren zur formgebung von glas sowie form und vorrichtung hierfuer A method for forming glass, and form here and apparatus for |
| 01/16/1991 | EP0408065A2 Method of producing optical glass element and production apparatus using this method |
| 01/02/1991 | EP0406180A2 Apparatus and process for the manufacture of a mirror of prismatic shape to be used as a rearview mirror in a motor vehicle |
| 12/27/1990 | EP0404481A1 Die for press-molding optical element |
| 12/11/1990 | US4976764 Oxidation; press molding |
| 11/13/1990 | US4969944 Process to mold precision glass articles |
| 10/30/1990 | CA1275571C Glass shaping mold |
| 10/23/1990 | US4964903 Forming glass lenses |
| 10/09/1990 | US4961771 Stress-free composite and a method of and arrangement for manufacturing the same |
| 10/09/1990 | CA1274957A1 Process for the precision molding of glass articles |
| 09/26/1990 | EP0259400B1 Use of an oxide ceramic material for pressing tools for shaping components made of glass or of a glass-containing ceramic having a high surface quality and dimensional accuracy |
| 09/18/1990 | US4957530 Apparatus for plunger replacement in a molding machine while the molding machine is in operation |
| 09/12/1990 | EP0386944A2 Molding apparatus and method |
| 09/08/1990 | CA2010925A1 Molding apparatus and method |
| 08/29/1990 | EP0383998A1 Corrosion resistant bronze alloys |
| 08/21/1990 | US4949921 Method of molding fiber reinforced glass matrix composite articles |
| 08/14/1990 | US4948627 Process for producing glass mold |
| 08/14/1990 | US4948461 Dry-etching method and plasma |
| 08/08/1990 | CN1044421A Thermal spray method for producing glass mold plungers |
| 08/02/1990 | DE4002681A1 Glass press-moulding mould prodn. - involving ion coating with 1-carbon release film |
| 08/01/1990 | EP0379597A1 Mold material for molding optical parts and process for its production |
| 07/18/1990 | EP0378292A1 Method of manufacturing glass optical element |
| 07/17/1990 | US4941906 Balanced molding of optical elements |
| 07/17/1990 | CA1271635A1 Parison formation in the manufacture of hollow articles of glassware |
| 07/11/1990 | EP0377452A2 Thermal spray method for producing glass mold plungers |
| 07/10/1990 | US4940635 Better heat distribution for ceramic cookware |
| 07/10/1990 | US4940480 Three layer mold, middle layer consists of alloy with melting point in the glass working range |
| 07/04/1990 | CA2006993A1 Thermal spray method for producing glass mold plungers |
| 05/29/1990 | US4929265 Method of molding glass optical elements |
| 05/01/1990 | US4921519 Manufacturing molded glass-articles for precision-optical purposes |
| 04/10/1990 | US4915720 Method of and apparatus for molding glass articles |
| 04/03/1990 | US4913718 Molding method for optical element and apparatus therefor |
| 04/03/1990 | US4913716 Plunger change apparatus and method |
| 03/21/1990 | EP0358674A1 Antifriction registration device for glass sheet shaping tools |
| 03/06/1990 | US4906269 Method of and apparatus for manufacturing a glass object |
| 03/01/1990 | DE3828539A1 Method of pushing through the mouth in pressed bottle bodies made of glass which are completed in a further step of the method by welded on bottom plates |
| 02/28/1990 | EP0356068A1 Mold and molding method for molding optical elements |
| 02/27/1990 | US4904069 Fresnel-type aspheric prism lens |
| 02/20/1990 | US4902329 Method of using external system for locating the geometric center of an internal lens element |
| 01/31/1990 | CN1039233A Glass brick and method for producing same |
| 01/30/1990 | US4897101 Method of forming a precision glass mold and article |
| 01/25/1990 | WO1990000528A1 Mold material for molding optical parts and process for its production |
| 01/24/1990 | EP0351945A2 External system for locating the geometric center of an internal lens element |
| 01/23/1990 | US4895585 Method of manufacturing lens elements |
| 01/17/1990 | EP0179137B1 Method for forming composite articles of complex shapes |
| 01/02/1990 | US4891053 Two part holder of coaxial metal rings |
| 12/26/1989 | US4889548 Use of an oxide ceramic material for compression molds for shaping elements made from glass or a glass-containing ceramic and having high surface quality and dimensional accuracy |
| 11/28/1989 | US4883528 Lenses |
| 11/28/1989 | US4882827 Using sintered sic |
| 11/21/1989 | US4882238 Die for use in forming lens |