Betterton–Kroll process

Betterton–Kroll process

The Betterton–Kroll process is an industrial process for removing bismuth from lead. The process was developed by William Justin Kroll and patented in 1922. Further improvements were developed by Jesse Oatman Betterton in the 1930s.
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http://dbpedia.org/resource/Betterton–Kroll_process

Betterton–Kroll process

The Betterton–Kroll process is an industrial process for removing bismuth from lead. The process was developed by William Justin Kroll and patented in 1922. Further improvements were developed by Jesse Oatman Betterton in the 1930s.
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http://dbpedia.org/resource/Betterton–Kroll_process
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The Betterton–Kroll process is ...... he Betts electrolytic process.
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The Betterton–Kroll process is ...... Oatman Betterton in the 1930s.
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Betterton–Kroll process
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