Charles L. Coffin
American inventor · United States · Scientists · Lived 1844 to 1926 · aged 82
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Something wrong?Charles L. Coffin (1844-1926) was an American inventor from Detroit. He 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.
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About this person
Charles L. Coffin (1844-1926) was an American inventor from Detroit. He 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. Two years earlier, Nikolay Slavyanov presented the same idea of transferring metal across an arc, but to cast metal in a mold.
Text from Wikipedia, CC BY-SA 4.0
Scientists from the United States 6
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