Research Article

Study on the Matching Relationship between Polymer Hydrodynamic Characteristic Size and Pore Throat Radius of Target Block S Based on the Microporous Membrane Filtration Method

Table 8

The matching relationship for reservoirs with permeability more than m2.

Dilution waterMolecular weight, ×104Concentration, mg/L
5001000150020002500

A80011111
15011111
170011111
250011111

B80011111
150011111
170011111
250011111 

(0 represents bad matching; 1 represents good matching).