| Patents for F16L 49 - Connecting arrangements, e.g. joints, specially adapted for pipes of brittle material, e.g. glass, earthenware (396) |
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| 12/21/1995 | DE4436646C1 Connector for quartz glass epitaxy bells |
| 09/21/1995 | DE4409136A1 Connector for stone flue sections |
| 07/27/1995 | WO1995020124A1 Sealing or joining system |
| 07/18/1995 | US5433486 Pipe connection for flue-gas pipes |
| 03/30/1995 | DE4332529A1 Pipeline |
| 03/29/1995 | CN2193483Y Pressure regulating movable joint |
| 03/21/1995 | US5398979 Seal for manholes and drains |
| 11/08/1994 | US5362229 Piping connection device |
| 10/27/1994 | WO1994024479A1 Pipe joint |
| 09/29/1994 | DE4345183A1 Arrangement for connecting two pipe portions of the ceramic inner pipe of a chimney |
| 06/29/1994 | CN1088508A Gutta-percha fixing joint pipe and making method |
| 05/04/1994 | EP0595433A1 Metal-ceramic connection and method for the production thereof |
| 02/08/1994 | CA1326869C Wall retaining device for traversing tubes |
| 12/01/1993 | EP0571943A1 Pipe connection for exhaust pipes |
| 03/18/1993 | DE4130502A1 Sprung sealing gasket for coupling pipelines - has shaped elastomer seal with folding action to contain sprung ring to protect from corrosion |
| 03/04/1993 | DE4216305A1 Spring ring and seal for ceramic pipe connection - has elastomeric seal enabling pipe end to be fixed in sleeve, covering and protecting spring ring |
| 07/29/1992 | CN2111437U Pipe joint structure of lampstand linking rod |
| 07/28/1992 | US5133577 Refractory pipeline with gas-tight joint |
| 06/17/1992 | DE4114579A1 Clamping ring for elastomeric sealing ring in pipe - consists of expander ring with overlapping ends |
| 02/06/1992 | DE4024292A1 Connector for large dia. pipes - has rigid push=on sleeve with ring gap containing elastic tubular hose |
| 01/22/1992 | EP0467254A1 Heat resistant pipeline |
| 12/04/1991 | EP0459797A1 Pipe joints and couplings |
| 06/26/1991 | CN1012985B Device for fixing tubes which pass through wall |
| 03/20/1991 | EP0417876A1 Pipe element for assembling a canal |
| 11/08/1990 | DE3912607A1 Glass-metal or metal-metal seal - using lead borate-contg. glass-solder |
| 10/09/1990 | US4961891 Polytetrafluoroethylene sheets, rigid collapsible particles, lamination, sinteirng |
| 09/12/1990 | EP0386516A1 Sealing ring |
| 08/02/1990 | DE3843155C1 Device for the vacuum-tight closure or connection of a pipe end |
| 05/02/1990 | EP0365871A1 Method for forming a gasket material and highly compressible gasket assembly |
| 04/24/1990 | US4919458 Device for sealingly mounting tubes which pass through a wall |
| 04/10/1990 | US4914950 Ceramic conduit assembly with metal outer tube |
| 03/13/1990 | CA1266696A1 Dual locking and retracting nut for laboratory tubing |
| 02/13/1990 | US4900629 Of polytetrafluoroethylene |
| 12/27/1989 | EP0347701A1 Impervious pipe junction and method for its manufacture |
| 11/30/1989 | DE3911258A1 Sealing screw-connection device for a glass tube or the like to a connection tube or hose, in the case of laboratory devices or the like |
| 11/16/1989 | DE3815654A1 Adaptation and transition ring for spigots of plug-in sockets K or the like on stoneware or similar socket pipes |
| 10/31/1989 | US4877270 Connector for tapered glass joints |
| 06/28/1989 | CN1033537A Device for fixing tubes which pass through wall |
| 06/21/1989 | EP0321341A1 Device for fixing pipes passing through a wall |
| 02/07/1989 | US4803053 Laboratory glassware equipment |
| 01/03/1989 | US4795174 High temperature-high pressure gasket assembly |
| 12/27/1988 | US4793636 Apparatus for joining hoses with connecting pieces |
| 10/18/1988 | US4778202 Tubular component made out of quartz glass with a flange |
| 07/27/1988 | EP0191023B1 Tubular quartz-glass element with a flange |
| 07/07/1988 | DE3643377A1 Glasrohr mit einem innengewinde sowie verfahren und vorrichtung zur herstellung Glass tube with an internal thread as well as methods and apparatus for producing |
| 06/30/1988 | WO1988004749A1 Glass tube with inner thread, process and device for producing same |
| 04/28/1988 | DE3636193A1 Device for sealing the surfaces of two components |
| 03/01/1988 | US4728128 Connection assembly for joining two parts |
| 12/08/1987 | US4711473 Coupling pipes |
| 10/29/1987 | DE3614194A1 Shaped composite part with flange connection |
| 06/24/1987 | EP0226194A2 Connection device for pipes with connectors |
| 06/24/1987 | EP0225967A1 Device for joining parts together |
| 06/23/1987 | CA1223294A1 Improved sealing system in a chemical apparatus, between its frangible housing and its metal parts |
| 05/14/1987 | DE3618492A1 Non-releasable pipe connection for cylindrical pipes using self-hardening sealing materials |
| 05/14/1987 | DE3539537A1 Flange connection for ceramic pipes |
| 05/06/1987 | EP0220992A1 Device for separating conical couplings used in the glass industry |
| 04/15/1987 | EP0218429A1 Coupling pipes |
| 02/24/1987 | US4645648 Sealing system in a chemical apparatus between an enlosure of brittle material and metal components |
| 11/11/1986 | US4621841 Tubular coupler with retainer |
| 08/20/1986 | EP0191023A1 Tubular quartz-glass element with a flange. |
| 05/14/1986 | EP0180656A1 Coupling for connecting pipes made of brittle materials |
| 04/15/1986 | US4582444 Locking and unlocking laboratory joints |
| 02/13/1986 | WO1986000973A1 Tubular quartz-glass element with a flange |
| 07/10/1985 | EP0147924A1 Device for locking interengaged laboratory equipment members |
| 04/23/1985 | US4512790 Rotary sealing device |
| 12/18/1984 | US4488743 Flange connection for quartz tubes |
| 07/04/1984 | EP0112737A1 Tightness system for a chemical apparatus between an enclosure of breakable material and metallic parts |
| 11/24/1982 | EP0065369A2 Coupling |
| 09/14/1982 | US4349203 Flange connection to connect a metallic and a glass or ceramic structural element |
| 08/03/1982 | US4342464 Gasket for a socket-spigot connection |
| 03/09/1982 | US4318548 Angularly adaptable seal |
| 12/30/1981 | EP0042472A1 Seal arrangement for a socket joint |
| 09/29/1981 | US4291906 Device for locking and sealing standard cone-socket joints for laboratory apparatus |
| 09/15/1981 | US4289572 Method of closing silicon tubular bodies |
| 10/29/1980 | EP0018017A1 Joint for the tight fitting into one another of the ends of cylindrical glass tubes |
| 10/28/1980 | US4230325 Conjugate two-piece packing ring with limiter |
| 10/01/1980 | EP0016275A1 A resilient sealing ring |
| 08/19/1980 | US4218078 Pipe connections |
| 10/23/1979 | US4171832 Relaxing joints |
| 08/21/1979 | CA1060919A1 Chromatographic column fittings |
| 01/23/1979 | US4135741 Armored piping system |
| 01/09/1979 | US4133562 Separation column |
| 09/26/1978 | US4116474 Pipe coupling |
| 04/11/1978 | US4083702 Chromatographic column fittings |
| 02/28/1978 | US4076283 Expansion joint and seal for sewer pipe |
| 07/26/1977 | US4037891 Gland seal compression |
| 12/21/1976 | US3998478 Joint construction with sealing gasket for joints with plastic or other pipes |
| 12/21/1976 | US3998477 Non-rigid connection for circular pipes |
| 11/30/1976 | US3994518 Seal holding means |
| 11/16/1976 | US3992043 Tube fitting |
| 10/05/1976 | US3984131 Packing gland for TiCl4 inlet to oxidizer reactor |
| 09/07/1976 | US3979130 Sleeves |
| 08/31/1976 | US3977709 Universal interface gasket |
| 08/31/1976 | US3977708 Plastic tube fitting and joint |
| 08/10/1976 | US3973792 Connecting device for connecting chromatographic separating columns of glass |
| 02/17/1976 | US3938832 Packing gland for TiCl4 inlet to oxidizer reactor |