The invention describes a method of heat-treating an article, which includes a first step of heating the article to a of 400?C to 500?C at a pressure of 1 to 3 millibar in an atmosphere comprising hydrogen for a period of 0.1 to 50 hours to produce a hot article, a second step of heating the hot article at a of 400?...
An embodiment of the invention describes a method of treating an article to improve its corrosion resistance. The method includes the step of nitriding the article in a cyanide-free nitriding bath to obtain a nitrided article, heating the nitrided article in an atmosphere having nitrogen and carbon-carburizing to ob...
[Class : 6] Brackets Of Metal For Building; Branching Pipes Of Metal; Bright Steel Bars; Clips Of Metal For Cables And Pipes; Collars Of Metal For Fastening Pipes; Copper Rings; Drain Pipes Of Metal; Drain Traps [Valves] Of Metal; Drawn And Polished Metal Bars; Elbows Of Metal For Pipes; Ferrules Of Metal; Fittings Of Metal For Building; Fittings Of Metal For Compressed Air ...
[Class : 7] Bellows [Parts Of Machines]; Boiler Tubes [Parts Of Machines]; Compressed Air Machines; Compressed Air Pumps; Connecting Rods For Machines, Motors And Engines; Couplings, Other Than For Land Vehicles; Exhaust Manifold For Engines; Fittings For Engine Boilers; High Pressure Washers; Pressure Reducers [Parts Of Machines]; Pressure Regulators [Parts Of Machines]; Pr...
[Class : 42] Scientific And Technological Services And Research And Design Relating Thereto; Industrial Analysis And Research Services; Design And Development Of Computer Hardware And Software; Chemical Analysis; Engineering; Industrial Design; Mechanical Research; Research And Development Of New Products For Others; Scientific Laboratory Services; Technical Research; Techno...
[Class : 6] Brackets Of Metal For Building; Branching Pipes Of Metal; Bright Steel Bars; Clips Of Metal For Cables And Pipes; Collars Of Metal For Fastening Pipes; Copper Rings; Drain Pipes Of Metal; Drain Traps [Valves] Of Metal; Drawn And Polished Metal Bars; Elbows Of Metal For Pipes; Ferrules Of Metal; Fittings Of Metal For Building; Fittings Of Metal For Compressed Air ...
[Class : 7] Bellows [Parts Of Machines]; Boiler Tubes [Parts Of Machines]; Compressed Air Machines; Compressed Air Pumps; Connecting Rods For Machines, Motors And Engines; Couplings, Other Than For Land Vehicles; Exhaust Manifold For Engines; Fittings For Engine Boilers; High Pressure Washers; Pressure Reducers [Parts Of Machines]; Pressure Regulators [Parts Of Machines]; Pr...
[Class : 42] Scientific And Technological Services And Research And Design Relating Thereto; Industrial Analysis And Research Services; Design And Development Of Computer Hardware And Software; Chemical Analysis; Engineering; Industrial Design; Mechanical Research; Research And Development Of New Products For Others; Scientific Laboratory Services; Technical Research; Techno...
[Class : 6] Brackets Of Metal For Building; Branching Pipes Of Metal; Bright Steel Bars; Clips Of Metal For Cables And Pipes; Collars Of Metal For Fastening Pipes; Copper Rings; Drain Pipes Of Metal; Drain Traps [Valves] Of Metal; Drawn And Polished Metal Bars; Elbows Of Metal For Pipes; Ferrules Of Metal; Fittings Of Metal For Building; Fittings Of Metal For Compressed Air ...
[Class : 7] Bellows [Parts Of Machines]; Boiler Tubes [Parts Of Machines]; Compressed Air Machines; Compressed Air Pumps; Connecting Rods For Machines, Motors And Engines; Couplings, Other Than For Land Vehicles; Exhaust Manifold For Engines; Fittings For Engine Boilers; High Pressure Washers; Pressure Reducers [Parts Of Machines]; Pressure Regulators [Parts Of Machines]; Pr...
[Class : 42] Scientific And Technological Services And Research And Design Relating Thereto; Industrial Analysis And Research Services; Design And Development Of Computer Hardware And Software; Chemical Analysis; Engineering; Industrial Design; Mechanical Research; Research And Development Of New Products For Others; Scientific Laboratory Services; Technical Research; Techno...
[Class : 6] Clips Of Metal For Cables And Pipes; Elbows Of Metal For Pipes; Ferrules Of Metal; Fittings Of Metal For Compressed Air Lines; Flanges Of Metal; Manifolds Of Metal For Pipelines; Nuts Of Metal; Railway Material Of Metal; Sleeves [Metal Hardware]; Valves Of Metal.
[Class : 6] Clips Of Metal For Cables And Pipes; Elbows Of Metal For Pipes; Ferrules Of Metal; Fittings Of Metal For Compressed Air Lines; Flanges Of Metal; Manifolds Of Metal For Pipelines; Nuts Of Metal; Railway Material Of Metal; Sleeves [Metal Hardware]; Valves Of Metal.