1862 London Exhibition: Catalogue: Class VIII.: George Forrester and Co
1855. FORRESTER, GEORGE, and CO., Vauxhall Foundry, Liverpool.
Triple-effect vacuum pan apparatus and air pumps, for His Highness Prince Halim Pacha, Egypt.
VACUUM PAN APPARATUS, for the manufacture and refining of sugar, constructed for and exhibited at the request of His Highness Prince Halim Pacha, brother to His Highness the Viceroy of Egypt.
The dessicated and filtered cane juice is received into the centre pan A, which contains a number of copper tubes surrounded by steam; the juice is here evaporated to a density of 15° to 18° Beaume, after which it is discharged into the pan B, to be still further evaporated to a density of 28° Beaume by means of the vapour formed by the evaporation of the juice in the pan A.
After leaving this pan the concentrated juice is passed through filters containing animal charcoal, and is then received into and finished in the vacuum or strike pan C.
G. Forrester and Co. are engineers, millwrights, and iron-founders, makers of stationary, marine, Cornish, and other pumping engines, steam boilers, steam dredging machines, cranes, gas works, sugar works, sugar mills, saw mills, corn mills, hydraulic and other presses for cotton, hay, oil, etc.; centrifugal pumps, water wheels, cast-iron and wrought-iron girder bridges; millwork and shafting, improved roller and other cotton gins, turntables, cokers, etc. etc.