US  5,597,601 <br/>
Cooking oil filtering apparatus and process employing cylindrical sintered metal filter. 

 -  Jan. 28, 1997 
<br/><br/><label>Subjects--Local Terms: </label><br/>OIL, COOKING <br/>FILTER <br/>CLEANING 
<br/><br/><label>Call Number: </label>US 5,597,601