| Patents for C03B 27 - Tempering glass products (2,974) |
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| 04/23/1991 | US5009693 Method and apparatus for bending glass |
| 04/10/1991 | EP0421784A1 Method and apparatus for bending glass |
| 04/10/1991 | CN2074767U Glass shaping, wind-cooling reinforcing device |
| 04/02/1991 | US5004491 Glass sheet forming method and apparatus utilizing lower full surface vacuum mold and upper ring mold |
| 03/13/1991 | EP0416332A1 Method and apparatus for preventing the arching of glass sheets in the roller-equipped furnace of a horizontal tempering plant |
| 02/20/1991 | EP0413619A1 Method of bending glass sheets |
| 02/05/1991 | US4990170 Method and apparatus for bending and tempering glass plates |
| 01/30/1991 | EP0410840A2 Blowing plenums for tempering glass sheets in a horizontal station |
| 01/08/1991 | US4983205 Apparatus for bending glass plates |
| 12/27/1990 | WO1990015781A1 Apparatus for heating, bending and quenching glass sheets |
| 12/27/1990 | EP0404677A1 Apparatus for tempering glass-sheets by contact |
| 12/27/1990 | EP0404676A1 Method and apparatus for bending and tempering by contact |
| 12/12/1990 | CN1047665A Method and apparatus for conveying glass sheets |
| 12/11/1990 | US4976763 Installation for curving and tempering a sheet of glass |
| 12/11/1990 | US4976762 Method and apparatus for bending and tempering a glass sheet |
| 12/05/1990 | EP0400631A2 Method for heat treatment of glass plate to strengthen its peripheral region |
| 12/05/1990 | EP0400030A1 Combined glass sheet bending and quench station |
| 11/28/1990 | CN1047270A Method for processing decorative glass and products thereof |
| 11/27/1990 | CA1276788C Adjustable quench for tempering a shaped glass sheet |
| 11/14/1990 | EP0397502A1 Sheet glass bending apparatus |
| 10/31/1990 | EP0395467A2 Method and apparatus for bending and tempering glass sheets |
| 10/30/1990 | US4966618 Method and apparatus for bending and tempering glass plates |
| 10/30/1990 | CA1275570C Dual ring segmented block tempering ring |
| 10/25/1990 | CA2015238A1 Glass sheet cambering and tempering device and process |
| 10/18/1990 | WO1990011973A1 Method and apparatus for conveying glass sheets |
| 10/17/1990 | EP0392886A2 Apparatus for bending and tempering glass sheets |
| 10/17/1990 | EP0267119B1 Bending/tempering apparatus in the production of flat or bent glass sheets |
| 10/02/1990 | CA1274694A1 Apparatus for and method of bending glass sheets |
| 10/02/1990 | CA1274693A1 Tempering ring with pivoting glass sheet support member |
| 09/26/1990 | EP0389323A1 Apparatus for bending and tempering a glass sheet |
| 09/26/1990 | EP0268672B1 Glass structures |
| 09/18/1990 | US4957531 Apparatus for heating bending and quenching glass sheets |
| 09/18/1990 | US4957528 Method and apparatus for bending and tempering glass plates |
| 09/12/1990 | CN1045256A Physical strengthening method for local toughened glass and its cooling fan |
| 08/07/1990 | US4946491 Method and apparatus for glass tempering |
| 07/24/1990 | CA1271920A1 Apparatus for shaping glass sheet |
| 06/26/1990 | US4936890 Convexing/tempering installation for the manufacture of glass not bent into convex shape on said installation |
| 06/20/1990 | EP0373992A1 Process and apparatus for producing convex tempered car windows |
| 06/05/1990 | CA1269843A1 Compound bend roll forming |
| 05/22/1990 | US4927443 Apparatus for manufacturing curved glass sheets |
| 05/01/1990 | US4921520 Process for applying forces to glass sheets, in particular at a high temperature |
| 04/17/1990 | US4917715 Method for producing rotary textile fibers |
| 04/05/1990 | WO1990003337A1 Glass sheet modulated quenching |
| 04/03/1990 | US4913720 Glass sheet modulated quenching |
| 03/27/1990 | US4911743 Multilayer structure; uniformly etching each layer |
| 03/21/1990 | EP0358674A1 Antifriction registration device for glass sheet shaping tools |
| 03/20/1990 | US4909824 Deformable platen; vertical guides; pivotable platen actuator for shaping |
| 03/20/1990 | US4909819 Indexing a heated glass sheet between bending platens |
| 03/06/1990 | US4906905 Device for oscillating a ring mold for sheet glass |
| 03/06/1990 | US4906271 Covering for the tempering of glass |
| 02/28/1990 | CN1040017A Horizontal press bending |
| 02/14/1990 | CN1006780B Support frame for resistor elements in heating furnace for glass sheets |
| 02/14/1990 | CN1006779B Resistor element assembly for heating furnace of glass sheets and method of replacing resistor element |
| 02/07/1990 | EP0354001A1 Apparatus for bending glass sheet |
| 02/07/1990 | CN1039403A Simultaneous recovery and hardening of glass plates at outlet from convex bending and hardening installation with shaping bed curved in travel direction of glass plates |
| 02/06/1990 | US4898605 Glass vessel in particular, an ampoule and a method for treating the glass vessel |
| 01/31/1990 | CN2051997U Device for tempering glass products |
| 01/24/1990 | EP0352033A2 Improvements in or relating to the moulding of tempered glass |
| 01/24/1990 | CN1039009A Improved apparatus for convexly bending and hardening galss sheats along progress direction of glass on curved surface forming table |
| 01/17/1990 | EP0351207A2 Apparatus for transferring heated glass sheets |
| 01/17/1990 | CN1006461B Apparatus and metod for level press bending |
| 01/02/1990 | US4891056 Adjusting device for the blast pressure in the cooling nozzles of a glass tempering apparatus |
| 12/19/1989 | US4888038 Apparatus and method for tempering glass sheets |
| 12/13/1989 | EP0346198A1 Improvement in or relating to the performance of machines for bending and tempering glass plates on a curved forming bed in the sense of the travelling of the glass plates |
| 12/13/1989 | EP0346197A1 Simultaneous recovery and guench of glass sheets |
| 12/12/1989 | US4886540 Blow back control device for a glass sheet tempering system |
| 11/28/1989 | US4883527 Glass sheet bending and tempering apparatus |
| 11/28/1989 | US4883526 Method and apparatus for shaping and conveying glass sheets |
| 11/21/1989 | US4881962 Method of and apparatus for bending and tempering glass sheets |
| 10/17/1989 | US4874418 Blow box for glass tempering |
| 10/03/1989 | US4871385 Process and device for cooling of sheets of bent glass so as to produce edge stresses |
| 09/21/1989 | DE3808380A1 Process for embossing fixed programs on glass discs and apparatus for carrying out the process |
| 08/24/1989 | WO1989007581A1 An apparatus and method for tempering glass sheets |
| 08/16/1989 | EP0244746B1 Glass vessel, especially an ampoule, and method of treating this glass vessel |
| 08/10/1989 | WO1989007090A1 Combined glass sheet bending and quench station |
| 08/09/1989 | EP0326609A1 Glass bending and tempering apparatus |
| 08/02/1989 | EP0179794B1 Apparatus for bending glass sheets |
| 08/01/1989 | US4853019 Method for the transportation of glass sheets brought to the deformation temperature, its application to bending and device for its implementation |
| 07/25/1989 | US4851026 Bearing unit for carrying rollers of a horizontal furnace and a horizontal furnace for glass sheets |
| 07/20/1989 | DE3800567A1 Compression mould for pressing hard glass diskettes |
| 07/19/1989 | EP0324690A1 Method and apparatus for bending and tempering glass-sheets |
| 07/18/1989 | CA1257480A1 Apparatus for and method of bending glass sheets |
| 06/28/1989 | EP0322284A1 Method and apparatus for cooling bent glass-sheets |
| 06/28/1989 | EP0321522A1 Process for manufacturing glass objects including a cooling stage. |
| 06/21/1989 | EP0321195A2 Oscillating device |
| 05/16/1989 | US4830649 Method & apparatus for bending glass sheets |
| 05/02/1989 | US4826525 Process of coating glass for reheating |
| 05/02/1989 | US4826522 Method and apparatus for making contact-tempered glass sheets with reinforced edge stresses |
| 04/25/1989 | US4825376 Controller for glass sheet processing system |
| 04/25/1989 | US4824712 Treatment of glass to reduce venting during thermal treatment and a glass article made thereby |
| 04/25/1989 | US4824464 Process and apparatus for heating glass sheets |
| 04/19/1989 | EP0312441A1 Tempering glass |
| 04/19/1989 | EP0312439A1 Improvements in or relating to tempering glass |
| 04/18/1989 | US4822398 Glass bending and tempering apparatus |
| 04/11/1989 | US4820327 Bending and tempering of glass plates advancing on a shaping bed curved in the direction of advance |
| 04/11/1989 | CA1252347A1 Coloured glass articles |
| 04/05/1989 | EP0310500A2 Bearing unit for the support rollers in a horizontal furnace, and hotizontal furnace for glass sheets |
| 03/28/1989 | US4816058 Blow box for glass tempering |
| 03/28/1989 | US4816055 Method of and apparatus for carrying glass sheets during heating and tempering |
| 03/15/1989 | CN1003585B Method for driving glass annealing system and glass annealing system driven thereby |