| Patents for H01B 19 - Apparatus or processes specially adapted for manufacturing insulators or insulating bodies (2,019) |
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| 01/05/1995 | WO1995000310A1 Process for the manufacture of substantially hollow-cylindrical castings, and a substantially hollow-cylindrical casting |
| 01/05/1995 | CA2164631A1 Process for the manufacture of substantially hollow-cylindrical castings, and a substantially hollow-cylindrical casting |
| 01/04/1995 | CN1027330C Optical fiber built-in type composite insulator and method of producing same |
| 12/28/1994 | CN1096902A Method of making a bind hole in a service wire insulator |
| 12/20/1994 | US5374780 Composite insulator structure and method of construction |
| 12/14/1994 | CN1096395A Electrically insulating material to be used in composite insulators, a process for the production of composite insulators by using such an electricall |
| 11/17/1994 | EP0624446A1 A process and an apparatus for producing insulators |
| 11/16/1994 | CN2183023Y Single column type multi-function electroceramics products rubber frame |
| 11/09/1994 | CN1094672A A process and an apparatus for producing insulators |
| 10/19/1994 | CN1093826A Method for making integral sheathing high-tension synthetic insulator |
| 09/28/1994 | EP0617435A2 Electrically insulating material for composite insulators, process for the production of composite insulators, and composite insulators |
| 09/28/1994 | EP0617432A2 Composite electrical insulator and method of manufacturing same |
| 09/27/1994 | CA2119836A1 Electrically insulating material to be used in composite insulators, a process for the production of composite insulators by using such an electrically insulating material for housings thereof, and composite insulators using such an electrically insulating material as housings thereof |
| 09/14/1994 | EP0615258A1 Solid insulator and method of manufacturing the same |
| 09/13/1994 | US5346749 Sealed passages for electrical conductors |
| 08/31/1994 | CN1091361A Isolating belt and manufacture of same |
| 08/23/1994 | US5340512 Polymer concrete electrical insulator and method and apparatus for making |
| 08/23/1994 | CA2038507C Optical fiber built-in type composite insulator and method of producing the same |
| 07/06/1994 | EP0604804A2 Insulating tape and method for producing the same |
| 06/28/1994 | US5323839 Mold for forming a collar on an external periphery of a metal cap |
| 06/08/1994 | CN1024951C Optical fiber-containing insulators and producing process thereof |
| 05/31/1994 | US5316839 Heat resistant, flame resistant conducting sheet having an electrical insulation layer |
| 04/14/1994 | WO1994008345A1 Solid insulator and method of manufacturing the same |
| 04/13/1994 | CN1085344A Insulator structure and method of construction |
| 04/13/1994 | CN1024222C Optical fibre compound insulator |
| 03/29/1994 | US5298284 Applying polyvinyl alcohol binder to one face of support, spraying absorber powder, drying, imprinting polyacrylate binder forming pattern and drying |
| 03/22/1994 | US5295529 Method of forming zinc collar on insulator metal cap and mold therefor |
| 03/17/1994 | WO1994006127A1 Insulator structure and method of construction |
| 12/23/1993 | WO1993026016A1 Insulators |
| 12/01/1993 | CN1079072A Method of manufacturing a plate of electrically insulating material having a pattern of apertures and/or cavities |
| 11/24/1993 | CN1022875C Insulating press ring of large-size transformer and its manufacturing method |
| 09/29/1993 | EP0562977A1 Process for making ceramic insulated supports by piling up layers |
| 09/22/1993 | EP0561414A2 Casting method for forming a resin molding |
| 08/31/1993 | CA1321724C Optical fiber-containing insulators and producing process thereof |
| 08/10/1993 | US5234713 Inclined upward and rotated around an axis while straying or flowing resin |
| 08/03/1993 | US5232640 Process for the production of an electrical insulant with a high breakdown voltage in vacuo |
| 08/03/1993 | CA1320857C Optical fiber composite insulators and method for producing the same |
| 07/09/1993 | CA2059053A1 Processs for the production of an electrical insulant with a high breakdown voltage in vacuo |
| 06/30/1993 | CN1021494C Optical fibre composite insulator and production method thereof |
| 06/29/1993 | US5223190 Apparatus and method to make composite insulators for electric overhead lines |
| 05/19/1993 | CN1020826C Heat conducting insulating silicon sheet and its manufacture method |
| 05/12/1993 | EP0540815A1 Swellable cable binding and method for producing it |
| 05/11/1993 | CA1317643C Process and applicator for drying a dielectric insulator contained in high voltage electrical devices |
| 04/20/1993 | CA1316312C Fluoropolymer working |
| 04/13/1993 | CA1316230C High voltage insulator |
| 03/18/1993 | WO1993005521A1 Silica based mineral insulated cable and method for making same |
| 01/19/1993 | CA1312934C Support structure for electrical insulators and relevant preparation method |
| 10/21/1992 | CN1065543A Non-air-gap vacuum-latexed insulating board and its manufacturing method |
| 10/15/1992 | WO1992017889A1 Corrosion protected cap and pin insulator and method of making |
| 10/07/1992 | EP0507539A2 Method of making oriented dielectric films on metal substrates and articles formed thereby |
| 07/09/1992 | DE4100265A1 Coating woven glass-fibre hose with silicone rubber - uses thin first layer of silicone emulsion in water and final layer or crosslinking silicone rubber |
| 07/01/1992 | CN1017248B Resin composition |
| 06/30/1992 | US5127083 Optical fiber built-in type composite insulator and method of producing the same |
| 06/03/1992 | EP0488764A2 Explosion-proof porcelain housings for gas-filled insulating apparatuses and process for producing such porcelain housings |
| 06/03/1992 | EP0488763A1 Method of applying a resin lining to the inner surface of a porcelain housing |
| 05/31/1992 | CA2055988A1 Method of lining resins on inner surface of porcelain housing |
| 04/28/1992 | US5109466 Method for producing an optical fiber composite insulator |
| 03/11/1992 | CN1059421A Insulating press ring of large-size transformer and its manufacturing method |
| 02/12/1992 | EP0470910A1 Process of manufacturing an electrical insulating material with a vacuum high break down voltage |
| 01/29/1992 | EP0468471A2 Heat resistant, flame resistant conducting sheet having an electrical insulation layer and process for manufacture thereof |
| 12/12/1991 | DE4018179A1 Hydraulic set for car brake pressure control - has insulating retainer for terminals between PCB and cable outlet |
| 12/03/1991 | CA1292824C Resin composition and a process for preparing laminates therefrom |
| 11/20/1991 | CN1056368A Filling method of filler for electric insulation |
| 11/19/1991 | CA1292105C Device for stripping composite electrical insulators |
| 11/06/1991 | CN1056014A Optical fiber built-in type composite instulator and method of producing same |
| 10/02/1991 | EP0449489A2 Composite insulators with built-in optical fibre, and methods of making them |
| 10/02/1991 | CN1014192B Method for gaining heat-resisting electric insulation coating layer |
| 09/10/1991 | CA1288782C High strength porcelains for use in insulators and production thereof |
| 07/23/1991 | CA1286585C Method of, and elastomeric composition for protecting a substrate |
| 06/11/1991 | US5023406 High voltage insulator |
| 01/22/1991 | CA1279248C Wraparound recoverable article |
| 01/08/1991 | US4983556 Alumina, feldspar, silica sand, china stone and clay are mixed, shaped, dried, and fired |
| 12/12/1990 | EP0161265B1 A method of and apparatus for the production of a helical screen band and an insulator for an overhead power transmission line |
| 11/29/1990 | WO1990014228A1 Improved dielectric surface for electrostatic charge target |
| 11/27/1990 | CA1276778C Binding a vulcanized elastomer terminal protrusion of an insulating element to a metallic end blade, and organic electrical insulator thus made |
| 10/23/1990 | US4964933 Method for producing an insulating polyolefin laminated paper |
| 09/26/1990 | EP0389194A1 Method of forming zinc collar on insulator metal cap and mold therefor |
| 09/25/1990 | US4959400 Resin composition comprising a polyhydric phenolic hardener |
| 09/19/1990 | EP0388240A1 Insulator |
| 09/18/1990 | US4958049 Fiberglass reinforces resin |
| 09/17/1990 | CA2012424A1 Insulator |
| 07/17/1990 | US4942061 Process for the production of electrically insulating coatings on metallic surfaces |
| 07/04/1990 | CN1043583A Heat conducting insulating silicon sheet and its manufacture method |
| 06/20/1990 | EP0374062A2 Process and apparatus for drying the paper insulation of a high-tension electrotechnical device, and microwave energy applicator for this purpose |
| 06/19/1990 | US4934620 Apparatus for winding coaxial insulation onto a winding core |
| 05/23/1990 | CN1042444A Optical fibre composite insulator and production method thereof |
| 05/08/1990 | US4922993 Method of forming a zinc sleeve on an insulator pin |
| 05/01/1990 | US4921322 Optical fiber composite insulator |
| 04/25/1990 | CN1007763B Process for mfg. electric insulated conductor |
| 04/24/1990 | US4919217 Optical fiber-containing insulators and producing process thereof |
| 04/04/1990 | CN1041059A Method for gaining heat-resisting electric insulation coating layer |
| 03/14/1990 | CN1040441A Optical fiber-containing insulators and producing process thereof |
| 03/06/1990 | US4906309 Process for the heat treatment of insulating material |
| 02/28/1990 | EP0355958A2 Optical fiber-containing insulators, and producing process thereof |
| 02/13/1990 | US4900596 Wraparound fabric article and method of making the same |
| 12/27/1989 | CN1038350A Optical fibre multiple chains and method for mfg. the same |
| 12/26/1989 | US4889965 Microwave drying of the paper insulation of high voltage electrotechnical equipments |
| 12/05/1989 | US4885039 Using washer of vulcanized elastomer |
| 11/16/1989 | DE3815717A1 Puncture-proof composite insulator and process for its production |
| 11/07/1989 | US4879444 Apparatus for the heat treatment of insulating materials using microwave energy and hot gas |