. v . stone container corporation , mdl no . 1261 ( e.d . pa. ) and general refractories co . v . gaylord container corporation , mdl no . 1261 ( e.d . pa. ) , name pca as a defendant based solely on the allegation that pca is successor to the interests of tenneco packaging inc . and tenneco inc. , both of which were also named as defendants in the suits , along with nine other linerboard and corrugated sheet manufacturers