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      oil
      

                

                
      

                
      Oilfield auxiliaries refer to a kind of auxiliaries used in the drilling, production and transportation of oil and natural gas, water quality treatment and enhanced oil recovery process. There are many kinds of auxili...
      

                
      

            
      

        
      

        
      

            

        
      

        
      

    
      

	

	
		 
		
		
		
    
      

        
      

            

        
      

        
      

            
      

                 
      chemical
      

                

                
      

                
      Chemical equipment cleaning includes online cleaning and offline cleaning.



Online cleaning: use the cooling water tower in the circulating water system as a dosing box to add dosing to the system and carry out natu...
      

                
      

               

            
      

        
      

        
      

    
      

    

    

			
		 
		
		
		
		

	 
      

        
      

            
      

                
      coal
      

                

                
      

                
      coal
      

                
      

            
      

        
      

        
      

            

        
      

        
      

    
      

	

	
		 
		
		
		
    
      

        
      

            

        
      

        
      

            
      

                 
      Electric power
      

                

                
      

                
      China datang group company, China Guodian group company, China Huaneng group company, China Huadian group company, China power investment group known as China's five power groups