Porcelain grinding balls used in pebble, ball and tube mills filtration systems, etc. Porcelain linings used in grinding mills, such as pebble, ball and tube mills, rotary dryers veryical and horizontal mixers, and for acid-proofing and corrosion resistance of dryers, coolers, mixers, pressure vessels and all kinds of chemical and process work. Acid and corrosion resistant cement for use in laying porcelain jars used as small grinding mills in various industries or for acid resistant or corrosion resistant containers.
EXPUNGED
on 31 Dec 1969
"POROX"
FERRO CORPORATION
(AN OHIO CORPORATION)
218774 · 06 Mar 1953
007
Class 007
Machinery Products
Porcelain grinding balls used in pebble, ball and tube mills filtration systems, etc. Porcelain linings used in grinding mills, such as pebble, ball and tube mills, rotary dryers veryical and horizontal mixers, and for acid-proofing and corrosion resistance of dryers, coolers, mixers, pressure vessels and all kinds of chemical and process work. Acid and corrosion resistant cement for use in laying porcelain jars used as small grinding mills in various industries or for acid resistant or corrosion resistant containers.
Porcelain grinding balls used in pebble, ball and tube mills filtratio...
![218774](/images/mark/"POROX")
