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Class Information
Number: 219/73.1
Name: Electric heating > Metal heating (e.g., resistance heating) > Nonatmospheric environment at hot spot (e.g., resistance weld under oil, vacuum) > Slag (e.g., submerged arc) > Including electroslag welding
Description: Subject matter including welding processes wherein coalescence is produced by molten slag which melts the filler metal and the surfaces of the work being welded.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7550692 |
Consumable guide tube |
Jun. 23, 2009 |
| 7148443 |
Consumable guide tube |
Dec. 12, 2006 |
| 7038159 |
System and method for electroslag welding an expansion joint rail |
May. 2, 2006 |
| 6303904 |
Weld material, gas metal arc welding method, and welded structure |
Oct. 16, 2001 |
| 5648001 |
Welding method and clamping device for steel reinforcements |
Jul. 15, 1997 |
| 5472134 |
Weld joint container |
Dec. 5, 1995 |
| 5175405 |
Method of automatically welding rails |
Dec. 29, 1992 |
| 4841116 |
Process for automatic fusion welding of rails |
Jun. 20, 1989 |
| 4707581 |
Apparatus for the electroslag surfacing of rolling mill rolls |
Nov. 17, 1987 |
| 4686341 |
Gas shield chamber for arc welding of rails |
Aug. 11, 1987 |
| 4575606 |
Method of electroslag welding and flux |
Mar. 11, 1986 |
| 4506130 |
Method and apparatus for electroslag welding |
Mar. 19, 1985 |
| 4495395 |
Method for electroslag welding with consumable plate electrodes |
Jan. 22, 1985 |
| 4481400 |
Method of electroslag welding of light metals, forming device and flux |
Nov. 6, 1984 |
| 4454406 |
Method, welding flux, and apparatus for electroslag welding |
Jun. 12, 1984 |
| 4438313 |
Electroslag welding method |
Mar. 20, 1984 |
| 4429207 |
Method for welding railroad rails and means therefor |
Jan. 31, 1984 |
| 4420672 |
Method and apparatus to produce electroslag T-joints where fillets are required |
Dec. 13, 1983 |
| 4420676 |
Welding apparatus |
Dec. 13, 1983 |
| 4413169 |
Electro-slag welding process for irregular sections |
Nov. 1, 1983 |
| 4376881 |
Method of electroslag welding with a plate electrode |
Mar. 15, 1983 |
| 4373128 |
Method of electroslag surfacing of components having a cylindrical surface |
Feb. 8, 1983 |
| 4321448 |
Method of and apparatus for welding metal bars |
Mar. 23, 1982 |
| 4315127 |
Electro-slag welding method |
Feb. 9, 1982 |
| 4303822 |
Apparatus for welding steel sheets |
Dec. 1, 1981 |
| 4278863 |
Method of making welded structure |
Jul. 14, 1981 |
| 4260870 |
Automatic welding apparatus for upward welding of curved joint |
Apr. 7, 1981 |
| 4228336 |
Method of manufacturing stay ring for water turbine and pump turbine |
Oct. 14, 1980 |
| 4228337 |
Method of electroslag welding |
Oct. 14, 1980 |
| 4228342 |
Electroslag weld deposit |
Oct. 14, 1980 |
| 4208564 |
Nozzle structure of electroslag welding machines |
Jun. 17, 1980 |
| 4207454 |
Method for electroslag welding of metals |
Jun. 10, 1980 |
| 4200782 |
Method and device for regulating parameters of thermal cycles in electroslag welding |
Apr. 29, 1980 |
| 4156122 |
Electroslag welding |
May. 22, 1979 |
| 4153832 |
Overhead submerged arc welding process |
May. 8, 1979 |
| 4151389 |
Method of and apparatus for welding sheet steel panels |
Apr. 24, 1979 |
| 4130931 |
Electroslag boss and process |
Dec. 26, 1978 |
| 4129773 |
Consumable guide tube assembly |
Dec. 12, 1978 |
| 4125758 |
Vertical welding method |
Nov. 14, 1978 |
| 4104504 |
Welding manganese steel |
Aug. 1, 1978 |
| 4097716 |
Welding method |
Jun. 27, 1978 |
| 4096373 |
Welding device and method |
Jun. 20, 1978 |
| 4086463 |
Flux-cored wire |
Apr. 25, 1978 |
| 4069408 |
Method and apparatus for underwater submerged arc welding |
Jan. 17, 1978 |
| 4060883 |
Compound turbine rotor and method for manufacturing elements constituting such a rotor |
Dec. 6, 1977 |
| 4040362 |
Railway bolster integral wear liner |
Aug. 9, 1977 |
| 4029934 |
Welding, and a steel suitable for use therein |
Jun. 14, 1977 |
| 4018861 |
Method for preparing consumable electroslag guide nozzle |
Apr. 19, 1977 |
| 4000010 |
Roll and process for producing same |
Dec. 28, 1976 |
| 3984652 |
Method of butt welding |
Oct. 5, 1976 |
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