Patent ID: 11946358
Assignee: HALLIBURTON ENERGY SERVICES, INC.
Field: Measurement (Instruments)
Classification: CPC E  G | IPC E  G

Claim 19:
20. The well measurement system of claim 15, wherein a general relation of the Quintero Wellbore Index for the zone of interest is determined by,, QWI
  =
  
   
    (
    
     
      
       
        
         
          Arrival
          ⁢
             
          time
          ⁢
             
          of
          ⁢
             
          appropriate
          ⁢
             
          ray
         
         -
        
       
      
      
       
        
         Arrival
         ⁢
            
         time
         ⁢
            
         of
         ⁢
            
         theoretical
         ⁢
            
         ray
         ⁢
            
         with
         ⁢
            
         fast
         ⁢
            
         cement
        
       
      
     
     
      
       
        
         Arrival
         ⁢
            
         time
         ⁢
            
         of
         ⁢
            
         theoretical
         ⁢
            
         ray
         ⁢
            
         if
         ⁢
            
         zone
        
       
      
      
       
        
         
          100
          ⁢
          %
          ⁢
             
          filled
          ⁢
             
          with
          ⁢
             
          water
         
         -
        
       
      
      
       
        
         Arrival
         ⁢
            
         time
         ⁢
            
         of
         ⁢
            
         theoreticalray
         ⁢
            
         with
         ⁢
            
         fast
         ⁢
            
         cement
        
       
      
     
    
    )
   
   .