Quarterly report pursuant to Section 13 or 15(d)

INVENTORIES (Tables)

v3.8.0.1
INVENTORIES (Tables)
3 Months Ended
Mar. 31, 2018
INVENTORIES [Abstract]  
Inventories
Inventories included the following:

   
March 31, 2018
   
December 31, 2017
 
   
(thousands of dollars)
 
Raw material
 
$
2,612
   
$
3,703
 
Work in process
   
51
     
27
 
Finished products
   
13,028
     
14,720
 
    Total inventory
 
$
15,691
   
$
18,450