Patent ID: 11945994
Assignee: HALLIBURTON ENERGY SERVICES, INC.
Field: Materials, metallurgy (Chemistry)
Classification: CPC C | IPC C

Claim 16:
17. The method of claim 14 wherein the fitted permeability model comprises the following equation:, K
  =
  
   
    A
    0
   
   +
   
    
     A
     1
    
    (
    
     
      vol
      ⁢
         
      water
     
     
      vol
      ⁢
         
      slurry
     
    
    )
   
   +
   
    
     A
     2
    
    ⁢
    PSD
   
   +
   
    
     A
     3
    
    ⁢
    
     CaO
     
      SiO
      2
     
    
   
   +
   
    
     A
     4
    
    ⁢
    
     C
     
      i
      ⁢
      n
      ⁢
      e
      ⁢
      r
      ⁢
      t
      ⁢
      s
     
    
   
  
 

where K is permeability, vol water is volume of water, vol slurry is volume of slurry, PSD is particle size distribution of particles in the cement slurry,, CaO
  
   SiO
   2, is calcium oxide to silica ratio in the cement slurry, Cinerts is the concentration of inert materials in the cement slurry, and A0, A1, A2, A3, and A4 are model coefficients.