BASIC GRADES OF LEIPZIG FUELS USED IN THE USSR FOR INTERNAL COMBUSTION ENGINES

• Document Type: CREST
• Collection: General CIA Records
• Document Number (FOIA) /ESDN (CREST): CIA-RDP80-00809A000600030416-7
• Release Decision: RIPPUB
• Original Classification: S
• Document Page Count: 3
• Document Creation Date: December 22, 2016
• Document Release Date: August 1, 2011
• Sequence Number: 416
• Publication Date: February 4, 1953
• Content Type: REPORT

Sanitized Copy Approved for Release 2011/09/14 :CIA-RDP80-00809A000600030416-7
iNFCJR~~~1"1
PLACE
a.rni iIREn
~_i1~ 'l,C ! fIF~~3rir iQN
At the preaeat +,ime in the D3S& motor reb:3.c2e gasoliaes (he3Py gaso:.ine of
grade II and cracke3 gasoline) and aviatiea gasotine ue in use. ns a rrle,
gaaoliaes ue obtaiaad lsr d3sti21azicn frcu the lightest fracticma with an
initial bo!li~g dint of SOo C. a:4i a final beiliag point of 225'"~ C.
Ge.aoliae in tint pi:,rs state im nat need is thr. USui becaase of the appeuae~ce
st high conpressien ration of the pheaesenon of "knackn. Snccidng occurs
when coabaetiun of a psrt of the air fuel mature pra:eeds at a speed ez-
ceedieg 2,OCj0 to s;00Q meters per second, wb,er~~ the speai of acrmal cem-
L^~:stiva ie 20 to 3^ set~srs per neaond. Ia the IIaSR the anti-knock rn,.z its
of fhel is ,~astawesilr classified by the octane rating (O.ch. - oktanovoe
chis.cl.
J0 Of' ENCLS.
SUPPLEMENT TO
,REPORT i~0.
The Ge&i^. f12?ls 1'O: gaROline-?'serosenz P~3 I?l^4e1 Cngin?y are 3e*. 0'-t iII i?1i5 I?t-
prnet. 'Ihe pr-rSi~a1 tP4j'C7t'ie5 1Il(1 1'=?3 Cf tt'1~ !'1!1? Sr! lj.3t?~ ~GLl~*@ ~SIlG~PII~
3. 'Ihe basic z+iels for gasclina-kerosene engines are gasol^:ne; l:loin, kezc9eae,
beazeae, aJ,eohol and aieeella~aeone aiztu-yes.
a.sre~euroN
SAN Fii~P~RT
DATE DISTR. / ~
.9;;
Basic ~'n~9es
the USSR :;_ r
Engines
-. ~_ _ FL
. z-~r- - . =..
T?s ?.sic, in NO GF PP.GES ~
.i:1:., ~ ion
Sanitized Copy Approved for Release 2011/09/14 :CIA-RDP80-00809A000600030416-7
 Sanitized Copy Approved for Release 2011/09/14 :CIA-RDP80-00809A000600030416-7
~., ~ieLRr~inat.on r{ xr_, n~.tane fatiag i3 effected ia. s Special ends~a, which :.5.5
a ~*3ciebla s~otapression T3z?c. r,.._ ?.h].a pu:"pone the ??~c-ine is at fir31; startec oL'
the feel bein? tr~a?a!d. Tt!,sn trz.d?~a.' ~v ?he com~zesaion ratio is iac**a~ed anti].
~aaldng eceura. Theztisafte;; rti.h,-P: -ianging the com~r+easioa ratio, the oiler-atlcn
of the engine ie aw=tched oven :-~ ~s ~'.:r1 composed of_hyd~?ooarboaa of isr:octane and
:,ttptana, shish is aor..ap?e+d a3 s ~3Tr_4?~~*d., Zs~4~tane hardly aver J?oeks and its
octane rating is mc:epted as :C~p rr`1i1~ ~.egtane l~o~ sasi.ly anti its octane rating
is accepted ae agzal-ta zero. "'iy e!ddiag herT.ane to iacoetana a d.zture 18 formed
shish gigea ties to lmoaking of the assn intensity as the fval being leafed. The
aver rvpreeeating the percentage at iaeccLaae in the standard sixture of isooc-
tam and hegtanA ib the Miens rating SSi '~!,e fuel lining tasted. got lastinee, if
a eertain nrel being tesrrsd imoei;e at the ease cosyzeasioa xstio as a ais~aire of
bt,;g isooctane ~sati 4vA heptane, the octane xating cf the fuel sill be uO. s'.n the
IISSH they use as an anti lama^..i~ eoapouad, as ethyl ?lnid o.ozaisting of tatraethy'_
lead-~,TEu), to shi~h a_Fe added cospCruada sb3.:.h sill aid is reducing the dekceit of
lead ozjdo~ (ethyl brosid2 end 'ca?am--tt-~a:ne) on th,e ~erte of the enginaa. Leh
gaaol3aa is called et*.iylated gas, IIauaLy 1/3 r-obit eeatise?4er of fluid is added
par liter of fuo?.. ~ha r-oifl~ of eti~yla:ed gasoline is usually blob or violet,
B~iO gasoline has an c?~ianrs zating ct "~? end is used fcz engines sith a compres-
sion ratio of icR:~: to five. B-74 gaec'_i~+ ~a an octane rating of 74 sad is ~~ed
for engines sith a ccm~egaion ratio rf sfa to seven, E-100 gasoline bas as octane
rating of lOO.aad 3s :Yeed for engines ~'h a high cospresaion ratio.
IIrualiy the specific gravity of heavy gaFOli.sa grade ZZ is ~?,?45 and the nalariffc
?slue ie 10,200 Mlcgxsa. calories pear isi?egram.
The apacific ~.r'.ty ^f ..:aeYSd sasoli:.e '_e G,~55 std the Ralcrific vai:;e is 1C?2~`
ldlogres salaries qer kilog=aa.
(b) Ligroin
Ligrc~.a is io acme degrEe heavy ~aeeline wade up of heavy _'racticns which boil away
at tespe_aturea of 150o C to 230 C, I? is u_aed chiefly as tractor fuel. :ae
average chend.cai contest is C ~.85~, A =15~.-
,)pecific grivitl
O.i55 - 0,79L~
~~aiarific value
1~?;OU" 3rg eal/`xg
Octane rating
54
Zc) Snroae:e
&sroeene !s cb?tained bq dietillaticr~ of gaaolise-ligroin fraction'. Zt is ma3e ~,
mf pe~alena~ distillaxas which troll avail at taspe.+~ntures of 20Qo to 3150 C. The
avsr~ge chemical cabteat is C = 8b~ and R s~?. Tom; 3~inda o! kerosene, tzaetcr aid
illuaiutiAg, are used in t.,he IIa"SB, Tractor iC~rcmaea,! bas a yellowish color Chile
illuviaatiag ker,~s~ is clean with a light bluish tint.
Speaitia gYytvity
Calorific value
(kt+t3a 4a^-isq
0.825 - C.82~
10,200 k$ oal/Scg
dG
(d)
Bea2eas and alcoh~i are seldos ase?3 av foal in the ASSB.
4.
i'bare are severel difterest grades of I=?eael f~:ola is i:sd in the :~giet 7nicn.
(a)
Ce. oil - 9
~ cif ~7itt
0.8?6
Flash pant
7Oo C
Faglar t'iscosit3 +~t 5G? C
3.b
Bo1.iAifiaatioa point
-s''~ C
'fhia fuel ie mead for high speed
Dissel engines.
(t,)
Lcnjar ert~
S'~cifia g:-avi4y
0.871 , 0
.831
F1aeh.~Qoitt
130? C
~?Ur vLrooaity
1.3 - 1.75
Soiidifie:atiaa point
Ibis fnsl is need for high speed
-20o C
IYsel engines.
(a) Light aatom feel (Diaael Y-1)
Spsoitia gravity 0.851 - 0.896
Flash point 45o C
ioatios polar ~ lC 1.2
this fhel is un~d far Diaael angisw zLic2- rscinira light fhels.
25X1
Sanitized Copy Approved for Release 2011/09/14 :CIA-RDP80-00809A000600030416-7
 Sanitized Copy Approved for Release 2011/09/14 :CIA-RDP80-00809A000600030416-7
~+: nn car
(d) 2CeQ11D/ m[StCr Peel (uis961 M-21
(e) Heav3r btor fuel
(1.) Diesell[-3A
Specific. gravity G.895 - 0.926
Flash pafat 65? C
8olidifica.tioa pcizt ~5? C
:'his foal ie need for 1?w speed Diesels.
hinter made 1d-Z
.~ifie gra:zt7
Flash paiat
2agler viscosity
Solidificatima-gout
This f1xe1 iA need for Meeela
tes+pa?stures tractor kerosea?
the final? ~~dure.
r rt~5
6?n C
1,2 - 2.
.. 4
~~
at an ?utdorr t~atsre of -17? C. At loser
is added in as~oumts ragging frog 15~ tai 30~ of
(2) ~ grade Y-2
$pdeifio gravity 0:8'75
Flash goist;6,? 65a c
Fagler viacneity 1 2 - 3.
Solidif3cfltion point -30? C
This 3he1 is used fora Diesel bsgisae whey the ta~era#are ai the air is ~t
lower thaw 5? C.
r!1$a~i a'ju
~ifi~~~ vity ~ C - 0.920
5olidifiea~iom ;rout 5? C
Thin ft?el is need for low speed Mesels.
(3) Mosel Y-3G
This fuel is t:sed for etati?nr9 Diesel iastallati?ns.
Sanitized Copy Approved for Release 2011/09/14 :CIA-RDP80-00809A000600030416-7