A NEW AND IMPROVED COMPOSITION FOR THE PAVING OF ROADS, STREETS, TERRACES, AND OTHER PLACES
Year: 1871

page_text: LETTERS PATENT to Henri Adrien Bonneville, of the British and
Foreign Patent Offices, 18, Chaussée d'Antin, Paris, in France,
and 6, Piccadilly, in the County of Middlesex, Patent Agent, for
the Invention of "A NEW AND IMPROVED COMPOSITION FOR THE PAVING
OF ROADS, STREETS, TERRACES, AND OTHER PLACES."-A communication
from Alexandre Guerriero, Engineer, Louis Amédée Cadoux, Mer-
chant, and Ernest O'Connell, Gentleman, residing in the Boulevard
Haussmann, Paris, in France.
PROVISIONAL SPECIFICATION left by the said Henri Adrien Bonneville
at the Office of the Commissioners of Patents, with his Petition, on
the 9th August 1871.
I, HENRI ADRIEN BONNEVILLE, of the British and Foreign Patent
5 Offices, 18, Chaussée d'Antin, Paris, in France, and 6, Piccadilly, in
the County of Middlesex, Patent Agent, do hereby declare the nature
of the said Invention for "A NEW AND IMPROVED COMPOSITION FOR THE
PAVING OF ROADS, STREETS, TERRACES, AND OTHER PLACES," a communication
from Alexandre Guerriero, Engineer, Louis Amédée Cadoux, Merchant,

page_text: and Ernest O'Connell, Gentleman, three persons resident Boulevard
Haussmann, Paris, in France, to be as follows:-
This Invention communicated to me relates to a certain asphaltic
composition which can be used for the paving of roads, streets, terraces,
and other places, and in any country irrespective of the climate. This
composition is made by heating and mixing the substances or matters in
proportions hereafter shewn. It is then moulded into cakes and when
brought into use it is melted again and then thirty to forty per cent.
of fire-clay and Spanish white or other calcarous substance is added
to it in order to make it applicable to the different climates of the
different countries.
The proportions hereafter shewn vary nevertheless according to the
climates of the countries where the composition is applied :-Refined
bitumen, one hundred kilogrammes; Spanish white or other calcarous
substance, one hundred and thirty kilogrammes; colophony, ten kilo-
grammes; raw asphaltos, fifty kilogrammes; fire-clay, one hundred and
seventy-five kilogrammes; slag or puddlers' offal, thirty kilogrammes;
linseed oil, two and a half kilogrammes; tallow, two and a half kilo-
grammes.
SPECIFICATION in pursuance of the conditions of the Letters Patent,
filed by the said Henri Adrien Bonneville in the Great Seal Patent
Office on the 9th February 1872.
TO ALL TO WHOM THESE PRESENTS SHALL COME, I, HENRI
ADRIEN BONNEVILLE, of the British and Foreign Patent Offices, 18,
Rue de la Chaussée d'Antin, Paris, in France, and 6, Piccadilly, in the
County of Middlesex, Patent Agent, send greeting.
WHEREAS Her most Excellent Majesty Queen Victoria, by Her
Letters Patent, bearing date the Ninth day of August, in the year of our
Lord One thousand eight hundred and seventy-one, in the thirty-fifth
year of Her reign, did, for Herself, Her heirs and successors, give and
grant unto me, the said Henri Adrien Bonneville, Her special licence
that I, the said Henri Adrien Bonneville, my executors, administrators,
and assigns, or such others as I, the said Henri Adrien Bonneville, my
executors, administrators, and assigns, should at any time agree with,
and no others, from time to time and at all times thereafter during the
term therein expressed, should and lawfully might make, use, exercise,

page_text: and vend, within the United Kingdom of Great Britain and Ireland, the
Channel Islands, and Isle of Man, an Invention for "A NEW AND
IMPROVED COMPOSITION for the PavING OF ROADS, STREETS, TERRACES, AND OTHER
PLACES," communicated to me by Alexandre Guerriero, Engineer, Louis
Amédée Cadoux, Merchant, and Ernest O'Connell, Gentleman, three
persons resident 55, Boulevard Haussmann, Paris, in France, upon the
condition (amongst others) that I, the said Henri Adrien Bonneville,
my executors or administrators, by an instrument in writing under
my, or their, or one of their hands and seals, should particularly
describe and ascertain the nature of the said Invention, and in what
manner the same was to be performed, and cause the same to be filed
in the Great Seal Patent Office within six calendar months next and
immediately after the date of the said Letters Patent.
NOW KNOW YE, that I, the said Henri Adrien Bonneville, do hereby
declare the nature of the said Invention, and in what manner the same
is to be performed, to be particularly described and ascertained in and
by the following statement:-
This Invention communicated to me relates to a certain asphaltic
composition which can be used for the paving of roads, streets, terraces,
and other places, in any country irrespective of the climate. This
composition is made by heating and mixing the substances or matters
in proportions hereafter shewn. It is then moulded into cakes, and
when brought into use it is melted again, and then 30 to 40 per cent. of
fire-clay and Spanish white or other calcarious substance is added to it
in order to make it applicable to the different climates of the different
countries.
The proportions hereafter shewn vary nevertheless according to the
climates of the countries where the composition is to be applied :-
Refined bitumen
Spanish white, or other calcarious substance
Colophony
pl
Raw asphaltos
Fire-clay
Slag, or puddlers' offal
دو
:-
-
100 parts in weight.
130
10
"
50
"
-
175
•
30
2
"
Linseed oil
-
2½
-
"

page_text: Having thus described the nature of this said Invention, and the
manner of carrying it into effect, I would have it understood that I do
not confine myself to precise proportions above mentioned, as they may
be obviously modified as above stated; but what I claim is, a new and
improved compound of the various materials above enumerated for the
paving of roads, streets, terraces, and other places, as above described.
In witness whereof, I, the said Henri Adrien Bonneville, have
hercunto set my hand and seal, this Seventh day of February,
in the year of our Lord One thousand eight hundred and seventy-
two.
H. BONNEVILLE. (L.S.)