sule 66Rule 66. Receivers. These rules govern an action in which the appointment of a receiver is sought or a receiver sues or is sued. But the practice in administering an estate by a receiver or aProduct Calumet Mineral Spirits, Rule 66 1. Chemical Product and Company Identification Trade Name of this Product Calumet Mineral Spirits, Rule 66 Synonyms: 0415-00 MSDS ID