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UNITED STATES PATENT OFIPICE._
EDWARD A. PATEBSON, OF PORT ARTHUR, ONTARIO, CANADA.
COMPOSITION OF MATTER FOR USE IN MAKING ROADS AND PROCESS OF MAKING SAID
COMPOSITION.
»
Speci?cation of Letters Patent.
987,597.
Application ?led June 20, 1910.
No Drawing.
Patented Mar. 21, 1911.
Serial No. 567,959.
'2, 5r Z ,5 7
and gelatinous silica which combines with
sucrate of lime forming the hard and 45
Be it known that I, EDWARD Am‘nno‘ PAT the
durable
silicate of lime, while the sugar and
nnsox , a subject of the King of Great the carbonate
of soda go to waste. In this
Britain, and at present residing at Port way a matrix for
the coarse broken stone or
5 Arthur, in the Province of Ontario, Canada, gravel ordinarily used in the construction
have invented certain new and useful Im of roads is produced which will not easily
provements in Compositions of Matter for wash away and which is otherwise strong,
Use in Making Roads and in Processes of
and e?icient.
, Making Said Composition, of which the £01 durable
In my application for Patent No. 603,689,
10 lowing is a speci?cation.
1 '0 all whom 'it may concern:
According to this invention I rovide a
new composition of matter suitab e for use
in connection with other material, such as
?led Jan. 20, 1911, I have claimed a matrix
limerock, in the construction of roads, pave
claimed a method of forming such a matrix
15 ments, etc.
In cagrlrying out my;f inveriitlion
I dissolve
a suite e quantit o
uic ime in a hot
for a road composed of lime rock, sucrate of
lime and alkaline silicate in which crushed
rock or gravel is embedded, and I have also
and such a road.
55
A
I claim :—
1. A substance for use in road-making,
solution of sugar, guch as Beet suvar. in such comprising
essentially sucrate of lime and
manner as to produce sucra e o lme. Pref
of soda mixed in suitable propor
20 erably a 10% solution of sugar is employed silicate
tions
to
form, when exposed to carbon di
with an excess of lime so that some of the
oxid,
silicate
of lime.
lime is left- undissolved. This solution is
2. A substance for use
road-making,
then diluted with preferably three times its comprising
in
solution
essentially
sucrate of
volume of water and the resulting solution lime and an alkaline silicate mixed
in suit
25 is mixed with a suitable quantity of a solu
tion of an alkaline silicate, such as silicate
I
able proportions to form, when exposed to
f soda at from 30 to 50 degrees TwaddeII. carbon dioxid, silicate of lime on the surface
road.
PreIerably the solution‘ of sucrate of lime of 3.theThe
process of producing a solution
is mixed with an equal quantity of the sili for use inmaking
roads, consisting in dis
30 cate of soda solution. This mixture is in a solving lime in the absence of carbon dioxid
suitable condition to be used or to be bar in a hot solution of sugar to produce sucrate 75
reled and transported for use in connection of lime, and then mixing a diluted solution
with carbonate of lime or any limerock or a of the sucrate of lime in suitable propor
combination of limerock and phosphate of
an alkaline silicate.
35 alumina rock to produce a matrix for bind tion_with
Dated
at
the city of Woodstock, in the
ing the crushed rock or gravel ordinarily county of Oxford
in the Province of On 80
used in the construction of roads. When
o
aas?.“
65
this seventeenth day of June A, D.
tlée sglution of sucrate of lime and silicate tario
1910.
0
so a is mixe
W1v
imeroc
or t e
'e,
wmosed to the air-mine of soda
is decomposed by the carbonic acid of the
atmos here or by any ve etaBle acids that
IIImay dc p_resent forming carlionatemo'tI soda
EDWARD A. PATERSON.
Signed in the presence of
Josnrmnn TWELL,
‘A. E. BALL.
'
_______-——
copies of this patent may be obtained for ?ve cents each, by addressing the “ commissioner of Patents,
Washington, D. 0.”
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