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Note 11 - Significant Customers/Concentration
 9 Months Ended
Sep. 30, 2013
Segment Reporting [Abstract]  
Segment Reporting Disclosure [Text Block]

NOTE 11 - SIGNIFICANT CUSTOMERS / CONCENTRATION


The Company had no customers that accounted for more than 10% of total sales at September 30, 2013. The Company had four significant customers that accounted for 16%, 9%, 9% and 4% of total sales at September 30, 2012.


The Company sells products throughout the world, and sales by geographical region were as follows for the three and nine months ended September 30, 2013 and 2012:


   

For the Three Months Ended

September 30

   

For the Nine Months Ended

September 30

 
   

2013

   

2012

   

2013

   

2012

 

United States and Canada

  $ 736,958     $ 1,164,634     $ 2,264,368     $ 4,629,240  

Australia

    55,093       95,186       223,483       144,100  

South America

    4,679       31,214       30,058       290,191  

Asia

    493,542       328,325       1,645,025       1,148,140  

Europe

    1,659,333       1,496,112       4,991,740       7,198,856  
    $ 2,949,605     $ 3,115,471     $ 9,154,674     $ 13,410,527  

 The Company’s sales by product line were as follows for the three and six months ended September 30, 2013 and 2012:


   

For the Three Months Ended

September 30,

   

For the Nine Months Ended

September 30,

 
   

2013

   

2012

   

2013

   

2012

 

Ceramic diesel particulate

  $ 1,386,565     $ 1,909,013     $ 4,858,841     $ 9,765,972  

Liquid filters

    1,440,849       1,042,101       3,679,719       3,328,719  

Kiln furniture

    122,191       164,357       616,114       315,836  
    $ 2,949,605     $ 3,115,471     $ 9,154,674     $ 13,410,527