We try to combine forward computation of laterolog into optimization model to realize inversion computation, from which the radial contamination depth can be obtained.

• 尝试把侧向测井正演,用于最优化技术中实现反演,由此近似求得储层污染半径。反演结果又通过泥浆滤液侵入的理论计算得以互相验证。