Patents for H01G 4 - Fixed capacitors; Processes of their manufacture (22,458)
02/1980
02/12/1980US4188651 Ceramic capacitor with surface electrodes
02/12/1980US4188303 Polymeric electrical insulators having increased resistance to partial discharges containing metal chelates
02/06/1980EP0007433A1 Impregnated electrical capacitor and method of making it
02/05/1980US4187327 Method of processing an electrical apparatus
02/05/1980US4187188 Electrical device containing a halogenated alkanoate dielectric fluid
01/1980
01/29/1980CA1070852A1 Base metal electrode capacitor and method of making the same
01/29/1980CA1070495A1 Oil impregnated electric device
01/23/1980EP0007139A2 Capacitor assembly with cooling elements and method of making it
01/22/1980CA1070103A1 Electrical apparatus having an improved dielectric system
01/22/1980CA1070102A1 Electrical capacitor having an improved dielectric system and method of processing the capacitor
01/15/1980US4184190 Insulating oil comprising triaryl phosphate, diisopropylnaphthalene and monoisopropylnaphthalene
01/09/1980EP0006392A1 Insulating casing of moulded resin for electric apparatus
01/09/1980EP0006178A1 Method for encapsulating disc-shaped electrical components
01/08/1980US4183074 Manufacture of multi-layered electrical assemblies
01/08/1980CA1069349A1 Metallizing compositions
01/01/1980US4181552 Machine and method for forming a pleated and wound electrical capacitor with a metallized dielectric
12/1979
12/18/1979US4179627 Electrical apparatus
12/04/1979US4177495 Variable electric capacitor
12/04/1979CA1067613A1 Hermetically sealed film resistor
11/1979
11/20/1979US4175278 Electric insulating oil compositions
11/06/1979US4173776 Power capacitor with an internal support structure
11/01/1979WO1979000860A1 Ceramic condenser and method of manufacturing the same
10/1979
10/30/1979US4173032 Binary capacitor
10/30/1979US4172806 Endblocked furfuryloxy organosilicon dielectric fluids and electrical devices containing same
10/30/1979US4172805 Benzyloxy endblocked organosilicon dielectric fluids and electrical devices containing same
10/16/1979US4171098 Electrostatic coating guns
10/16/1979US4170812 Method of making a dual value capacitor
10/09/1979US4170665 Polypropylene, metallized paper bands, winding, swelling
09/1979
09/18/1979US4168520 Monolithic ceramic capacitor with free-flowed protective coating and method for making same
09/18/1979US4168519 Non-silver containing
09/11/1979CA1062049A1 Capacitor with electrode containing nickel
08/1979
08/28/1979US4166285 Electrical capacitor with a pleated metallized portion and a starting portion wound about the lead wires
08/14/1979CA1060555A1 Wound capacitor comprising an excess-pressure safety device
08/07/1979US4163956 Wound multi-capacitor filter
07/1979
07/31/1979US4163202 Tuning apparatus and method of producing the same
07/24/1979CA1058842A1 Method for making a glass-reacted-ceramic
07/17/1979US4161774 Regenerable electric wound capacitor which is divided into a plurality of sub-capacitances
06/1979
06/12/1979US4158219 Heterophasic ceramic capacitor
06/12/1979CA1056235A1 Method for fabrication of manganese oxide solid electrolyte capacitor
06/05/1979CA1056067A1 Monolithic base-metal glass-ceramic capacitor
05/1979
05/29/1979US4156887 Pyridine, quinoline or 1,10-phenanthroline compound having reversible phase transition
05/22/1979US4155864 Endcapped polydimethylsiloxane and minor amount of another polysiloxane; dielectric fluids in electrical apparatus
05/22/1979US4155533 Mold for encapsulating a component having non-axial leads
05/22/1979CA1055134A1 Terminal lead construction for electrical circuit substrate
05/08/1979US4153925 Dielectric formed by a thin-layer polymer, a process for producing said layer and electrical capacitors comprising this dielectric
05/08/1979CA1053894A1 Dielectric compounds
04/1979
04/24/1979CA1053339A1 Capacitor having a hazy polypropylene film
04/18/1979EP0001525A1 Capacitors having a dielectric plastic film, and method for producing them
04/17/1979CA1052874A1 Method of forming ceramic capacitors and circuit boards
04/10/1979US4149173 Capacitor dielectric with internal barrier layers and a method for its production
04/10/1979US4149064 Method and apparatus for adjusting electrical networks consisting of synthetic foils
04/10/1979US4148853 Process for the manufacture of a capacitor dielectric with inner blocking layers
04/10/1979US4148408 Capacitor closure disc and method for making same
04/10/1979CA1052090A1 Conductor compositions comprising nickel borides
04/04/1979EP0001250A1 Electric capacitor with dificultly inflammable dielectric foils
04/03/1979US4148003 Series feed-through capacitor
04/03/1979US4147646 Capacitor containing a naphthoxy substituted dimethylsiloxane dielectric fluid
03/1979
03/27/1979US4146914 Pleated metallized film capacitor with staggered edges
03/27/1979US4146493 Mixture of halodiphenyl oxide and an alkylhalodiphenyl oxide is biodegradable
03/27/1979US4146491 Mixture of polydimethyl siloxane endcapped with trimethylsilanol and minor amount of cumene, methyl cinnamate or carbon disulfide
03/06/1979US4143207 Copper, bismuth, manganese oxides thermally diffused as dielectric layer into polycrystalline strontium titanate containing niobium, tantalum or bismuth oxide
03/06/1979US4142983 Phthalate mixtures useful as liquid dielectrics
02/1979
02/27/1979US4142223 Aromatic ester and an olefin
02/27/1979US4142222 Regenerable electric capacitor
02/27/1979CA1049630A1 Sealing capacitor fill holes
02/21/1979EP0000785A2 Electrical devices including electrode-bearing amorphous solid material
02/20/1979CA1049108A1 Method for making multi-layer capacitors
02/20/1979CA1049107A2 Ceramic capacitors, circuit boards and matrices therefor
01/1979
01/30/1979CA1047527A1 Dielectric liquids
01/23/1979CA1047131A1 Monolithic ceramic capacitor
01/23/1979CA1046754A1 Dielectric system for an electrical apparatus
01/16/1979US4135224 Lead, lanthanum, zirconium, titatium oxides
01/10/1979EP0000210A1 Self-preserving capacitor
12/1978
12/26/1978US4131935 Terminal-cover assembly having coined region of reduced cross section compressing resilient bushing
12/26/1978US4131931 Impregnated capacitor
12/26/1978US4131903 Capacitor dielectric with inner blocking layers and method for producing the same
12/26/1978CA1045221A1 Method of making ceramic capacitor
12/19/1978US4130855 Passive microcircuit
12/19/1978US4130854 Borate treated nickel pigment for metallizing ceramics
12/19/1978US4130694 Lithium or sodium or potassium-niobium or tantalum oxides
12/19/1978US4129929 Process for the manufacture of electrical stack or layer capacitors
12/12/1978US4128927 Method for the production of a layer capacitor
12/12/1978US4128926 Method for the production of an electric stack capacitor of metallized synthetic material films
12/12/1978CA1044340A1 Partially impregnated capacitor
12/12/1978CA1044004A1 Polypropylene film capacitor
12/12/1978CA1043974A1 Method for encapsulating electrical components and the mould used for the method
12/05/1978US4128857 Pleated metallized film capacitor wound about its center
12/05/1978US4127934 Method of making terminal construction for electrical circuit device
11/1978
11/28/1978US4127891 Pleated metallized film capacitor with sprayed edge terminations
11/28/1978US4127890 Single pleat metallized film capacitor with sprayed edge terminations
11/21/1978CA1042996A1 Windable series-parallel resistance-capacitance network
11/14/1978CA1042537A1 Terminal cover assembly for an electrical component package and method for making
11/14/1978CA1042385A1 Method of polarizing a high molecular film
11/07/1978US4124876 Dual mica capacitor
10/1978
10/17/1978US4121275 Diisononyl phthalate and epoxycyclohexylmethyl epoxycyclohexanecarboxylate
10/17/1978US4121274 Metallized polypropylene film
10/17/1978US4120677 Method for making a glass-reacted-ceramic
10/10/1978US4119555 Dielectric compositions comprising polychlorobenzene-alkyl terphenyl mixtures
10/03/1978US4117589 Method of manufacturing a hermetically sealed electronic component
10/03/1978US4117579 With aromatic dielectric liquid