Quarterly report pursuant to Section 13 or 15(d)

Basis of Presentation and Significant Accounting Policies (Tables)

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Basis of Presentation and Significant Accounting Policies (Tables)
9 Months Ended
Sep. 30, 2018
Accounting Policies [Abstract]  
Schedule of Revenue Activities

Revenue activities during the three and nine months ended September 30, 2018 and 2017, respectively were as follows:

 

    Three Months Ended September 30,     Nine Months Ended September 30,  
    2018     2017     2018     2017  
                         
Revenues by service type:                                
Well stimulation   $ 14,389,076     $ 12,940,800     $ 49,541,336     $ 22,489,017  
Coiled tubing     543,430       179,429       1,381,142       1,721,528  
Total   $ 14,932,506     $ 13,120,229     $ 50,922,478     $ 24,210,545  

Schedule of Estimated Useful Lives of Property, Plant and Equipment

The estimated useful lives of our major classes of PPE are as follows:

 

Major Classes of PPE   Estimated Useful Lives
Machinery and equipment   13 months-7 years
Vehicles   5 years
Leasehold improvements   5 years (or the life of the lease)
Furniture and office equipment   3-5 years