
1) Refinery of a kind 
Found on 
https://www.crosswordclues.com/clue/oilery

• (n.) The business, the place of business, or the goods, of a maker of, or dealer in, oils.
Found on 
http://thinkexist.com/dictionary/meaning/oilery/
 Oil'er·y  noun
Oil'er·y  noun [ Confer F. 
 huilerie .] The business, the place of business, or the goods, of a maker of, or dealer in, oils. 
Found on 
http://www.encyclo.co.uk/webster/O/15
  No exact match found.