Quarterly report pursuant to Section 13 or 15(d)

Inventory (Tables)

v3.8.0.1
Inventory (Tables)
9 Months Ended
Sep. 30, 2017
Inventory [Abstract]  
Summary of inventories
    September 30,
2017
    December 31,
2016
 
    (unaudited)        
Raw material and spare parts   $ 1,105,000     $ 990,000  
Work-in-progress     1,988,000       1,774,000  
Total   $ 3,093,000     $ 2,764,000