IM- PROVEMENTS IN NON-CONDUCTING COMPOSITIONS FOR COATING STEAM PIPES AND BOILERS, APPLICABLE ALSO FOR PREVENTING THE PASSAGE OF HEAT OR COLD TO OR FROM PIPES. REFRIGERATORS. OR OTHER VESSELS."
Year: 1872

page_text: LETTERS PATENT to Arthur Pyc-Smith and Charles Ribbans, both of
East Greenwich, in the County of Kent, for the Invention of "IM-
PROVEMENTS IN NON-CONDUCTING COMPOSITIONS FOR COATING STEAM PIPES AND
BOILERS, APPLICABLE ALSO FOR PREVENTING THE PASSAGE OF HEAT OR COLD TO
OR FROM PIPES. REFRIGERATORS. OR OTHER VESSELS."
PROVISIONAL SPECIFICATION left by the said Arthur Pye-Smith and
Charles Ribbans at the Office of the Commissioners of Patents,
with their Petition, on the 19th March 1872.
We, ARTHUR PYE-SMITH and CHARLES RIBBANS, both of East
Greenwich, in the County of Kent, do hereby declare the nature of the
said Invention for "IMPROVEMENTS IN NON-CONDUCTING COMPOSITIONS FOR
COATING STEAM PIPES AND BOILERS, APPLICABLE ALSO FOR PREVENTING THE PASSAGE
OF HEAT OR COLD TO OR FROM PIPES, REFRIGERATORS, OR OTHER VESSELS," to be as
follows:-
--
Our Invention consists of certain improvements in non-conducting

page_text: SPECIFICATION in pursuance of the conditions of the Letters Patent,
filed by the said Arthur Pye-Smith and Charles Ribbans in the
Great Seal Patent Office on the 18th September 1872.
TO ALL TO WHOM THESE PRESENTS SHALL COME, we, ARTHUR
PYE-SMITH and CHARLES RIBBANS, both of East Greenwich, in the
County of Kent, send greeting.
WHEREAS Her most Excellent Majesty Queen Victoria, by Her
Letters Patent bearing date, the Nineteenth day of March, in the year of
our Lord One thousand eight hundred and seventy-two, in the thirty-
fifth year of Her reign, did, for Herself, Her heirs and successors, give
and grant unto us, the said Arthur Pye-Smith and Charles Ribbans,
Her special license, that we, the said Arthur Pye-Smith and Charles
Ribbans, our executors, administrators, and assigns, or such others as
we, the said Arthur Pye-Smith and Charles Ribbans, our 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, and vend,
within the United Kingdom of Great Britain and Ireland, the Channel
Islands, and Isle of Man, an Invention for “IMPROVEMENTS IN NON-CON-
DUCTING COMPOSITIONS FOR COATING STEAM PIPES AND BOILERS, APPLICABLE ALSO FOR
PREVENTING THE PASSAGE OF HEAT OR COLD TO OR FROM PIPES, REFRIGERATORS, OR
OTHER VESSELS," upon the condition (amongst others) that we, the said
Arthur Pyc-Smith and Charles Ribbans, our executors or administrators,

page_text: by an instrument in writing under our or their 'hands and seals, or
under the hand and seal of one of us or them, 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 Arthur Pye-Smith on behalf of
myself and the said Charles Ribbans, 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
thereof, that is to say :-
Our Invention consists of certain improvements in non-conducting
compositions for coating steam pipes and boilers, applicable also for
preventing the passage of heat or cold to or from pipes, refrigerators, or
other vessels.
We prepare this non-conducting composition by mixing either by hand
or in a suitable machine in suitable proportions slimy earth or clay,
wood sawdust, wood shavings, or cork dust, or cork shavings, cow hair,
cocoa nut or other suitable fibre and chalk, with tar, creosote oil, soap of
various kinds, soluble alkaline silicates, plaster of Paris, fresh or killed,
lime or limy cement, or lime water, or the refuse from the purification
of gas.
Various mixtures may be formed of these materials in order to produce
on suitable for different numoses but the following are well

page_text: A. PYE-SMITH. (L.S.)