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A modern underwater welding. Khrenov dedicated his entire career to the development of welding techniques and equipment. He invented methods of electric welding and cutting metals under water, designed power sources for arc and spot welding, ceramic fluxes, electrode coatings, methods of cold pressure welding, diffusion welding, plasma cutting and many others. [3]
Nikolay Gavrilovich Slavyanov (Russian: Никола́й Гаври́лович Славя́нов; 5 May [O.S. 23 April] 1854 – 17 October [O.S. 5 October] 1897) was an inventor from the Russian Empire who in 1888 introduced arc welding with consumable metal electrodes, or shielded metal arc welding, the second historical arc welding method after carbon arc welding invented earlier by ...
The ancient Greek historian Herodotus states in The Histories of the 5th century BC that Glaucus of Chios "was the man who single-handedly invented iron welding". [6] Forge welding was used in the construction of the Iron pillar of Delhi, erected in Delhi, India about 310 AD and weighing 5.4 metric tons. [7]
Nikolay Nikolayevich Benardos (Russian: Никола́й Никола́евич Бенардо́с) (1842–1905) was an inventor from the Russian Empire who was of Greek descent who in 1881 introduced carbon arc welding, which was the first practical arc welding method.
The first variable voltage, single operator, portable welding machine in the world was introduced by the Lincoln Electric Co. in 1911. Lincoln created and patented a flux. The flux made a weld as flexible as steel. The shielded arc welding process developed by Lincoln played an important role in the manufacture of merchant ships in World War II ...
On Thursday, President Joe Biden signed an executive order designating Christmas Eve as a federal holiday for most employees.
Charles L. Coffin. Charles L. Coffin (1844-1926) [1] of Detroit was awarded U.S. patent 428,459 for an arc welding process using a metal electrode.This was the first time that metal melted from the electrode carried across the arc to deposit filler metal in the joint to make a weld. [2]
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