Knowledge (XXG)

Dow process (bromine)

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to oxidize bromide to bromine, which remains dissolved in the water. The aqueous solution is dripped onto burlap, and air is blown through causing bromine to volatilize. Bromine is trapped with
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was removed. An oxidizing agent was added, and bromine was formed in the solution. Then bromine was distilled. This was a very complicated and costly process.
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Before Dow entered the bromine business, brine was evaporated by heating with wood scraps and then crystallized
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This process was patented in 1891. In the original invention, bromide-containing brines are treated with
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Index

Dow process (disambiguation)
electrolytic
bromine
brine
Herbert Henry Dow
sulfuric acid
bleaching powder
iron
ferric bromide
ferrous bromide
comproportionation
sodium chloride
US 460370
v
t
e
electrolysis
Standard electrode potential
Betts electrolytic process
Castner process
Castner–Kellner process
Chloralkali process
Downs cell
Electrolysis of carbon dioxide
Electrolysis of water
Electrowinning
Hall–Héroult process
Hofmann voltameter
Kolbe electrolysis
Hoopes process

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