SAN FRANCISCO - Plant Insulation Co. on Oct. 17 sought approval in a California federal bankruptcy court of a settlement with two insurance companies that will provide at least $70 million over nine years to a trust established by Plant's Chapter 11 plan of reorganization to pay asbestos personal injury claims and end all disputes between Plant and the insurers, who have long opposed the company (In re Plant Insulation Co., No. 09-31347, N.D. Calif. Bkcy.). View related prior history, 2012 U.S. Dist. LEXIS 146071.