Specification of Henry Bird : treating sewage matters.

  • Bird, Henry.
Date:
1865
Catalogue details

Licence: Public Domain Mark

Credit: Specification of Henry Bird : treating sewage matters. Source: Wellcome Collection.

    4/8 page 2
    Provisional JBird's Improvements in Treating Sewage Matters. The proportions in the combination of the sulphuric acid and clay may be varied, depending on the quantity of organic matters in the sewage, but I find, that with ordinary sewage of towns, that from four to nine parts by weight of clay to one part or more by weight of sulphuric acid, specific gravity 1*840, and used with the sewage in the proportions of twenty grains to a pint, are generally sufficient. The precipitated organic matters and clay obtained are then further treated with sulphuric acid in about the following proportionsOne of the acid to nineteen of the precipitated matters, and dried, when the product alone or in combination with other manuring substances may be used as manure. SI i h 1 SPECIFICATION in pursuance of the conditions of the Letters Patent, filed by the said Henry Bird in the Great Seal Patent Office on the 14th June 1865. TO ALL TO WHOM THESE PRESENTS SHALL COME, I, Henry Bird, j of No. 1, Berkeley Street, Cheltenham, in the County of Gloucester, 15^ Physician and Surgeon of the Royal Colleges of London, send greeting. WHEREAS Her most Excellent Majesty Queen Victoria, by Her Letters |, Patent, bearing date the Twentieth day of December, in the year of our Lord One thousand eight hundred and sixty-four, in the twenty-eighth year of Her reign, did, for Herself, Her heirs and successors, give and grant 20.| unto me, the said Henry Bird, Her special licence that I, the said Henry Bird, my executors, administrators, and assigns, or such others as I, the said Henry Bird,, my executors, administrators, and assigns, should at any j; time agree with, and no others, from time to time and at all times there- after during the term therein expressed, should and lawfully might make, 25? use, exercise, and vend, within the United Kingdom of Great Britain and Ireland, the Channel Islands, and Isle of Man, an Invention for “ Improve- MENTS IN Treating Sewage Matters,” upon the condition (amongst others) ^ that I, the said Henry Bird, my executors or administrators, by an instru- M ment in writing under my, or their, or one of their hands and seals, should 30 f 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 im¬ mediately after the date of the said Letters Patent. NOW KNOW YE, that I, the said Henry Bird, do hereby declare the f natiu’e of the said Invention, and in what manner the same is to be .*
    No text description is available for this image
    No text description is available for this image
    No text description is available for this image