The Coalville times. [volume] (Coalville, Utah) 1894-1923, 1903-04-24


mia containing large percentages Of
iruaoxidc, silica and titanic acid. The
ellnlatlon OF these impurities must be-
ohhned through q purely chemical
proves or by the electric are furnace
III ~ latter the separation is obtained
by batting the metal In contact with
suhaent carbon to attract the lmpuri.
ties The oxide Is thus left In a fused
stale which Is then removed ana
cooled Probably 10000 tons OF alum.
inlun are produced annually at the
lending factories using the electric
mrlhod OF manufacture.
Auo,hcr metal made at the Niagara
plants is sodium This Is made by clrc.
lrolying fused caustlc soda, the metal
l'islug to the top OF the fused mass.
being skinned on from time to time.
The nchnicnl difficulties attending the
manufacture OF this metal are chiefly
those which pertain to the control OF
The igmporaturc. Either too high or
TOO low temperature spells the opera
lion. II the temperature Of the FUR.
mace u carried twenty degrees above
The melting point reconciliation OF
the sodium takes place, aud no metal
rises TO the surface Consequently the
manipulation OF the whole process
mus, h. careful and exact BY means
Of recent improvements, however, the
temperature is exactly measured aud
regulated 40 there IL no chance OF fail
urt. The manufacture OF sodium has
thus causcd an increased activity In
ti6 Production OF caustic soda.
This latter Is produced likewise on
large scale by means OF the clcctrolylic
process The production of all caustlc
alkalls and chlorine by clcctrolysls has
been an Interesting Industrial question
FOR years In all parts Of the country.
but the direct treatment Of fused salt
offers new studies. From the process
Is obtained the pure chlorine. which Is
used for making bleaching powder, ana
good caustlc soda. Fused lead Is used
as cathode to the sodium, aud the so
dun alloy Is rapidly removed. 80 that
Il viii not become dlfused Into the
mass Of lead. The four nnodos I'm each
cell are formed Of graphite.
The manufacture Of zinc by the cleo.
trlcal process affects the mining Of this
material. and the extensive prepare.
lions for making the metal ON large
scale Indicate the confidence felt In the
process The ores used for this pur.
pose must be rich and varied IN metal.
/ lic substances suitable for the work,
but plenty OF such waste ore IL found
In different parts OF the country. Prob
ally the richest ana most promising
re the complex Broken I'm ores,
which yield large percentage OF the
materials required. The present
hethod OF treatment Is 10 fuse tho
hlorlde by the cleclrolytlc process
and then obtain the pure zine by meth.
obs OF refining which are well under
Stood. The treatment OF the rich ores
10 this way has already yielded suiii
dent results to make the work def
bite success. How large n production
Of zine may he obtained IN the mex
few years by this process Is imposslbl,
TO state az this time.
MANGANESE AND PHosrHoRous.
The manufacture OF manganese and
phosphorus by the somewhat similar
dectrolytlc process has also taken I'm
p0rtant strides forward In the past Few
years. The former is made very mucl
IKE aluminium. The oxide Is dissolve,
lrn bath OF fused calcium fluorlde. an,
then II is submitted 10 electrolysls. II
, order TO assist In the rapid reduction {
slight amount Of carbon Is added. II
he -piOcoss the regulation Of the ten
/, puature II so important that II II I
. raised much above the fusing point th'
, manganese will become volatile and b.
lost The operator must follow care
fully the regulations found necessar!
10 produce this metal. The artihcla
, moductlon OF the metal Is a highly I'm
mrlani process, for the use OF manga
, nec In the trades and industries q
stiadry on the increase.
Phosphorus from the electric furnace
Is worked out on quite an extensive
, sole abroad ana In this country. TN
urihod Is very simple. ana the result
way satisfactory The phosphate min
A enl Is first obtained and then grounI
p ton very fine powder. In this condl
! tlm II Is mixed with carbon and SAINT
r AID then heated In the electric furnac
, 10 nm Intense temperature. When n
! tm proper heat the phosphorus Is dis
!. tiled on and collected under water
n The details OF the work are not neces
, sary to show that the process II on
] that promises to create considcrabl
q change In the price aud distribution o
!. pure Phosphorus In commercial form.-
a New York Times.
children Were Cheap,