Document rBnjoXoEq6M4a9LvV2V4N5eRG
FILE NAME: Ingersoll Rand (IRD) DATE: 1943 Jan DOC#: IRD010 DOCUMENT DESCRIPTION: Trade Journal Article and Advertisers
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S. D. H t t W X . .
Editor
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1IPIES Mi B*nrw,........ Marl*I Edlto
JOHH B. C U U K A N . . . . AJckrcM H ila r
HGTM SX a . 1 I Q m U t .Alricfcuil fcddor
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^V. P . B O YD , , ............... .......... Jw h B
] . L VAN A B E D JU X .. . , PAffadaJphu
PufeTabeti wanihly, P i Icd D2 cants p copy,
A M n u nwainlctfloii wWbJ!
I'ana in K t N W at CbctdaHaa, O m . B
M*U S3 W_ 4 S i* *w Y--b, If- Y.
SakanlpUao retail 11*1lad filrtsa, HMSea.
Gaslift] ttMl Bftuth Im ad oaa M m u S3
a yaar, M fax lira v*b n , J3 hdf Ik in
Y " W . Comm i, 9IJSto n yaor, f i far two
y t o a . S t far k w W fn i IpojabJo l i Co**
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a# N w A I . J I3 I. Conltftt* aom H Ih H lr H D , W lb O w n r U l JhiKDatto O w M a y .
Inc. I .w i r t aula a il 5 Marti HtaUgam
A n m , Chicago! 61 >cal E M a i Kan Praia-
diem JlMvrych Monaa, Udwrtfa. lo ad an.
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M cO B A W > m i rm U S tC W G CO . IN C .
U M ES TL M cGEAW /
foundw 1 Atnamy
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OlUltt Mpikh fouadwny. A K y , ft. T .
U A sria t end ErffectlLya CHRati
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JAM ES & M tGfcJLW . f i . ................. P n u id u ! |20WftKDCKiatCK.EMrutiTVic* frlui MACON B H IttO H ................. ,,V J e *P lw t* a .l
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(rtsl# oddreaa N(6&XW}DUl ITms York
Vtlunairt
O n tlu k O U M , JA N U A R Y , 1943
Nbufar I
O uiY tiar H o i W o r M W W n , , ................................. 75
hmyohuu. foreword
WqbIb iJispc 3 ^loblfijns In W artim e......... ........ ........... .. 78
By X*. W- KORLMJOf
Sdloty in K nffllag ftlomtnum p o w d^is.......................
82
kr a. h. mootac pod r. t . issawsses
ProCress Report o( fe Rubber Dhoetort ................................... 85
Selection oi Pumps for Oleum and Strong Sulphuric A d d . . . . 86 Bp UJLBD K. PEMT
Eiled qI the Saofic Euwgy Term in Gas Flaw C a lc u la tio n .. 90 By. BENJAMIVMU1BB
Nylon RfiBoarch Wine Its W ar W frg s.............................. ..
62
EBDrofluu. m r r ms it
M cmuiaclun of Buiadle&e From Ethyl Alcohol--I t.................. 94
y J, A . 4BMMA oiui T, JHOUYE
Labor EolaUonu and Collective Bctrgtricing fn Chejniccd Industry ................... .............................................................. 99
A CJtCK, * M cr. JiDOIRr
Chrome Taniring Loerihor............................................................ 112
A CttEtS. 4 p m . PICTUBED JXQW k BCEI
Chant. A W * t 7 Jbh! ttalflbook
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Gbtfailcal B q ^ n iiilm Nd w i
New flo ra WaihlnvlflO .
Infa: niln V < n flfaii .
N n PiaduaU ond MdaHata
Tioz U u l o g 1 Bapodoflte
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. US , 121 , . Iftl . , |ll . . MS
PAtEtaoBOis. . . . 1 , 1 .1 4 7 Haatlim* and CoBVeallraa . . . 14$ M m ? A b ro ad . , . . . IK S C f a m & M b l Ifrtfci'Wjli . , . , 167 Cbawdeol Eeouoi let m d K a ik c t i ITS C a n m t B rk re . . . . . . . 1S7 H aw ^CohalTonBen . . . . . . 1E3
An Indaa fa odva>l}M wB) bo fauitd aa *i&ga
A MiGMAW-HIU t o i l 1CION
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S a l e ! / i i i 1 .a n d M in g lS liiB iim iim P o w d e r s G. M. BABCOCK a n d ? . B. HEtHWISCH RtyfloJtii Mitajc ( X Dealsrllle. Ey.
.........................
& M et. F H T E 31? K E T A n O M
Except lor those people w k a work confitairfy with aluminum
pow dere, sufficient respect for (he ixptosJhfllty of this m aterial does
o a t appear to .exist. W ith (be present widespread, fie pi aluminum
pow ders io r the :_________ 3 of m llllm y pyrotechnics. P eed has
developed fox (he mots w id espread disBttninatton of Intent*crUan cat
s a le praotir In their han dlin g and In
irfaoturi g pyrotechnics.
The article which follow s b hosed on the experienc* gam ed b y the
Reynolds M etals Co. In m any years of producing and handling
m etallic powders and & offered as a slatting point la the develop'
m eal o f safety program s for concent 1 engaged m or beginning opera
tions t o pyrotechnic week. CetUau i undazneulcd precaution! or db-
-- 1 by the author a nsnriice. to the IndaBtry, but n e lt W ih e y
nor their com pany cM um e liability o! <my kind to presenting this
In io rm a B o n .- E iiiQ f* .
F tAjcKA&iuiurrx fowdbr, amt1-
what ptmita* la die material
cuTnmonZy m r i in ulumihtuia paint
under the ro tto1 mislen^bg nmuo oC
itelnmujuin t o powteV* is ti
valuable component 0f pyrotechnic
mixtures umd lo r Hju wifi signals.
The- high siufR(9B e m of a given
weight of aluminum flake powder
makes i l amity ignlfiWe tvbtu in Urn
presence of oxygen oc air.- fturaung*
it erolvcs n t
na im A uf
btul ami light. Owing to il* low
lippnrenl drxdly, .fine piutidea of
Git material toad te float hi but tpiUi
the utteniUnl danger of vintent ex.
plosion upon ignition. when s preper
ratio of nlnmxmm to oxygen Jo
reached,
A. aoanrsvbfil diffnrtml nlimunmn povdor, tho gminud varidy, confitete o f spheres, iffwuige Klapn nr iwe-
gular grains of nlovniiuin. urtnoh nxo
TolfitireJy hard to ignite. tVhra i i i t with xygna.pL'oihudng aonipni
(ho greutcj powder uiH Iravn vitti
the evolution of nuxdi heat and light
This mniorlfl], however, to 9 a tigh
apparent Gmuty nni low earbee
uxco vhioli Wttds to keep it from
npip ji 1 in air W) (hat he ctnnger
a t ion or t o from aliuni
"fog** is ftlmwi. nlL
Both flake anil grained filuminimi
a t shipped ia toled drum with
tally TanDT&ble hudt T h . drum*
should he stored nuupeuad in n sap-
ante im a whscuer poni Un, aUe
if tfiejy are idorcd along wtoi such
chnmenA sulpliur, mtaules wad
others of filmila! character, & t o
from any c a w would prtsa&t* a most
neritas problem. Whenever a dtam
at aluminum powder in opened for
luidbg or inspection, it should hr
<n<tf(4 and rc-ffiltS us coon as poi-
sibte Tlik net only Insures greater
safety M^ninst Arc from external
coiufts bul also limit* file likelihood
of liTAm^i ^uaterinl gelling into
pewcr, a t the powder abswbmg
water from the ato In uno hutanee * btalad nun of fbk AluDainum
jthetood m
net explo
sion and nuhsBQnfiHt fire without
ignition of tbs dram content*.
Thuro are* tear predicai means of
cktingoiahtog fi* involving nlumi-
msm pDwdEr or mixtures
thb powder. AnjtliluB vhirk teneb to btm &m humiug ma*i may throw the Imninmo into the &h* and
result lo a viole ox ton o ut-*
met
dcsfrftotjve power. I l I h
trac thai dry m &, ccrefu&y placed
over a pte of burning- /lommum, wtD tmoQifir the m % to t 5b the
excitement atteudittg snob & ro.
thete is danger that Die limit viu
he tliitown or shoveled o& te the
mass, and that ie powder iril) to
thrown into the air, Tlitxe have l .
Roypial cases whews relatively harmleo* fire* hVO bren tonged to seri
ous Rod Ithil exploiiopK from this
Eiwfie. Conse^niwtlj the mitr and more
pnidont mlr In lo histcuct mpkiyccs
to walk; out of the building m the
ease o ns aluminum t o shutting
the mu securely hut m gently ui
IKssslble to avoid disturbing the
burning mess.
iD employers bbpuld be in^truoted
in provcdunH to avoid. Ttoiy ibonld
iiTutentand th n raa^ y (bit water,
etrbon tetrachloride, lire foam, a*-
bob dioxide *d
esngoifih-
Tng agents should i he sar s
rriu&mwmfir**, TT* rf inch iwftte-
cls v. 21 cnne exploalouB. Ktglit watchmen shonld be matrurtn to
eonvey (hi inform*fini] la uny xepx^
Ur or Yohmteer jrunp whidi at*
tempt* lb ertrognkli *n olinninwn
Gre. Turihermorje, the use of 0 flue
pray of water frets a stirrup jinmp,
vuoh as is usod liy uilan ilrfenve
workm on lureiwllury botuht. battlfi
sever he unni on olmmnntu ]*OR-cltr
Arcs,
Tt is of TiiuKmt imperteuer flmt
Inani t o department- be jnlMiihefl
of thesS prfcoattUons. ' TUe lcpItT-
mfipl should he prorid4 with rwn-
pletfr nfit7naC0 and hurts regard"
big ttoic wnrebounes wbicli contain
alomtouB, os irfjl rS ibuTTf CivnloU-
iijg oilier ehcrnteulic. T h w elmvls
abmdd aire be Teadv avalUlle to
the XTfltcbmen and to the plant's own protection divUiou t t nil Huma
AVOmum kasardb
A iiwuree aE greet dnger te lb*
bundling pf pVmiuLiiu powder it the
pretienee uf foreign untantes, pmtiuulnriy bard or inai alilo materials.
Cure o d a bo cskvn to r a tliat
dnlug tolte, mulo anil uintlnr blU
of luctai contiot cenummate alunU
liran powdpT nr pyrateobmu mixto*,
JQood plant tonsriieeping ** 0* of tbo mosL eJCvctiv w dtofe 5 achcimg pUnl oafety mid owe Dim.t he fcikctj pai'lIcuUriy in (he Tro%bng, mirine *4 pTcsnag todak- As little material as Is practical ihtfnld be kapt la one place a l one tune. Scoops for handling powiuc should
be of npn-^pwkUg material m l be handling should be slow and deli-
JA X V A S T 19}9 m CH EM ICAL fe METAtXUKG IC A L EMGlHfiJUh
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