Definition of Parkes process in English:

Parkes process

(also Parke's process, Parkes' process)

noun ˈpɑːks ˌprəʊsɛs

Metallurgy

A process for extracting silver and gold from molten lead by adding zinc, which forms an alloy with the precious metals that collects on the surface.

Origin

Mid 19th century. From the name of Alexander Parkes, English chemist and inventor, who patented the process in 1850 (British Pat. 13,118) + process.

Definition of Parkes process in US English:

Parkes process

(also Parke's process, Parkes' process)

nounˈpɑːks ˌprəʊsɛs

Metallurgy

A process for extracting silver and gold from molten lead by adding zinc, which forms an alloy with the precious metals that collects on the surface.

Origin

Mid 19th century. From the name of Alexander Parkes, English chemist and inventor, who patented the process in 1850 ( Brit. Pat. 13,118) + process.

词汇	Parkes process
释义	Definition of Parkes process in English: Parkes process (also Parke's process, Parkes' process) noun ˈpɑːks ˌprəʊsɛs Metallurgy A process for extracting silver and gold from molten lead by adding zinc, which forms an alloy with the precious metals that collects on the surface. Origin Mid 19th century. From the name of Alexander Parkes, English chemist and inventor, who patented the process in 1850 (British Pat. 13,118) + process. Definition of Parkes process in US English: Parkes process (also Parke's process, Parkes' process) nounˈpɑːks ˌprəʊsɛs Metallurgy A process for extracting silver and gold from molten lead by adding zinc, which forms an alloy with the precious metals that collects on the surface. Origin Mid 19th century. From the name of Alexander Parkes, English chemist and inventor, who patented the process in 1850 ( Brit. Pat. 13,118) + process.
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