Document 8V7oEQ7ak67eGR2VZx8On1aoe
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Tir'Seif Bringing of the-Acme White Ltiil Color Work*, in-gpittelri ' '^''-WSK^Keirf-'lk-llliee.baf the Kegr^OiL" Frocom. -' -''"V. S
Detiroitfg.Jatest industry, ajI by far appears.! the. setream,-.of.-molten6:
thenmost important ,in -the paint lino, runs through a pipe in the bottom'd
ia. *-'wamnTBctube of '.waits- lead by tbe -caldron, to w atomizer^. wherePfi
l^J^l^lpi^Es^^a^q'Qesa which '-*n encounters a blow ..of
oireaBnfodtacoWeafrjSiro,which hu-lweiv steam., that: disintegrates . It. lnto.\-f
a^alrM by tJia Aews^^WhJto LMd & smallest particles--eo email arsu t
Gdlor 'Works/and'Roused In a newly that, assenrbled-they resembtea.-*
completed brick, Steel and concrete polish, somewhat drled-^-s
btalping' coating;' JlttWpe. "Eh* btttlittng po.wderiike substance., Is .
itself is, a- notable aOTitlon to Detroit's, large tanks ot water, front '
factory', equipment, but the "jnlfii. pit). is carried -on to broad, 1
cerigV of mamifactajEbttg white: lead.-, is; | bios. Where, powerful agitators __
fa*teatii(. 'e-ffeii:;,to' the:layinaii.; : , :. htt for any small particles of ifcgd.
Wtr, JmW<frede-:of years iuisjbeen made-iby the old
white! .lead' Dutch, pro-,
remain unconverted, iAlf^iSM; spre ;ia forced; ({trough, the.jitiu; (
&M{j5jKt^p required USO; days amt' 'it
^rga^Bsnbnnt^ aSBosi^-ta^ jw*1"* 'MseirVapf^a^r-^^^ 4j}y.tiB-- .
but thef -ptbses;
'panalwn'"-.-It}
;a-.:'ry:. sntaB t
lamt only- is..eri
cent Of^-tlie lead-^ald.away.ettrboBated,,
and : water, the combined action of: land Water-, eonverting tWr;#iS$ti` wtigtVis crilied a^-basie hyaiteritd. lead. Obberve that, la
cCwes, no- handling has ..hean " wry.- From the top story-,?*'tfteg
necessitating.- graatdeal of. scrubbing^] lttg the lead rflttdH It way.'fra ~
and, separatini;'a!#d,sMother' 120 'dayB tefi
caifto^^^iiK|''j|lt- -jar cent/'Jfiif` te^ $$ JkjjW.-'fqrm ,1s" thenar "i '1
mainettf .Dijder ftiat" syste'm>t'her pigs lead,wtt*- enelted into /ibubISteil;,v ifefl
;th,jqcrtipli9te jta transforin: ;ns|a|jft) :to .be done the . prote*er;which -Is- completed
semblingfhtrge" 'pretzels* arid) laid at th'e lead in car-brmatora,.;
dozen ea-ih In earthen jars- latihe 'bcrt* constantly agitated wbil
torn of -tfhich was .acMfe.-Mft&fe|^jM>ti. subjected to the aetton oi _ .. __
bed of tan bark a. fogOieet^^ii-clisld, In under low- pressure. Thte-WK^pt'
and- these. jdrs,' were- buried in
hundreds fn^lttiStfer,. the tan b&fkr'whfch
product of the plant itself. lti-38-bdrSj of this treatment the proper ftfeeuegs-i and density . Is obtained and the 'fin-'
was mixed .with -horse, msriupe. and Ished -lead--white as snow--te pumped'
over these Jars was. placed, pine lum to the drying beds, which are: iOtiSl
ber"over which another layer of tan strips of , duck canvas' laid1 o-J-=s
bark and manure* receive' more jars.
was distributed: to., In this way a great,
screens. al6d here it drys, the jinisL prodiuct. The,proof that the lead w been thoroughly converted and <te-;
stack wan, build which- was to remain:, priced of Its soluble lead salts-is- that-
four moriihs. All ot these "buckles" these duck sheets last a long time.
were cast by. hand, the jars were filled" Heat, air, water and gas have changed-:
and handled by hand,. the stacks were
the pig lead to the white lead of.'the
trade.
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built by hand and the process ..was most Eight men are all that are required
expensive, ,
to .operate the big plant with tts. cnor-
But down In,-St. Louis was a znanrl mous capacity; of 19,440 tons a- yoarjf
named 'Wilson 'H. Rowley, who work ed- out an improvement, and his ex
The "mild -process" accomplishes in 10' days .what the old Dutch process required 130 days -to accomplish.. The
perimentation went-forward tor seven possibility, of lead -poisoning, so ever
years, until, success was., earned. ^The present in',theotd- process, is banished.
``mSld'.: process"- is so ahsurdly simple' that' one wonders bow- the. world blun-;
Not a particle escapes and not a par ticle is lost. Instead- of losing' 25 pep cent., as in the. old system, the new
dered along without ft so long. Here, system makes a'.chemical gain of:
it is: '.-The .pig lead-fit -hoisted, to -the. per eenfy sa that for ovary. 100 -potto?
third ptrify of the jte^/gnd malted iiji
of lead put in 336 cuss; out. It is pi of the most litteresfmg processes ;i
;th*:'-efty. the oiiIy?pite.of.tts kind- tro t-hag
wor]d, aha,j>Ja(W.T>Wrolt ln -the froriM
.exists - for -tDepurpoi* bt hriteirtJfyhie
Detroit,, - y ' ' .
^ WeiKtb<SJ|to^ di-
vtded. Into1 d?Het
each
[of wliisak .wia enccmrgjtev h4e';beautt-
tying iind Wtlstic gardeoiBg tetdte sec
tion ofthevclty. '-
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Cu.ps *^b*^*w are aftwed Joe the J
grestee tetetorejaent ln . c^B4ltlons. `
AQ the *motLatggtielatlciffiB gr to be
reprweitttiii
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