Library Environmental Oil swelling Elastomers.pdf 538 KB Locking Rings on OCTG.pdf 1043 KB Q-Seal (Multiple Seal) Passport.pdf 876 KB Q-Seal Passport.pdf 878 KB Q-Stop Passport.pdf 888 KB Results of Tests on Seal Loading.pdf 718 KB ISO 9001 Certificate 48 KB ISO 14001 Certificate 46 KB ISO 29001 Certificate 44 KB Running and storage guide 2017 905 KB Ruma Quality Assurance and Quality Control.pdf 1132 KB Ruma Research and Development.pdf 2028 KB Swell Seal DevelopmentTesting and Requirements.pdf 1338 KB Torque Testing.pdf 966 KB Various Questions on Swelling Seal applications and use .pdf 751 KB