Conveyance — effect.

When real estate or an interest in real estate is subject to tax, a conveyance does not discharge the real estate conveyed from the lien except as provided in section 450.7 . [S13, §1481-a26; C24, 27, 31, 35, 39, § 7323; C46, 50, 54, 58, 62, 66, 71, 73, 75, 77, 79, 81, §450.17 ] 83 Acts, ch 177, §7, 38