![3 Blowout Preventer System | Macondo Well Deepwater Horizon Blowout: Lessons for Improving Offshore Drilling Safety |The National Academies Press 3 Blowout Preventer System | Macondo Well Deepwater Horizon Blowout: Lessons for Improving Offshore Drilling Safety |The National Academies Press](https://nap.nationalacademies.org/openbook/13273/xhtml/images/65-1.jpg)
3 Blowout Preventer System | Macondo Well Deepwater Horizon Blowout: Lessons for Improving Offshore Drilling Safety |The National Academies Press
![Blind Shear Ram Blowout Preventers: Estimation of Shear Force and Optimization of Ram Geometry | Semantic Scholar Blind Shear Ram Blowout Preventers: Estimation of Shear Force and Optimization of Ram Geometry | Semantic Scholar](https://d3i71xaburhd42.cloudfront.net/8e03749924d9ea1e541d13696cee47853ec2d961/19-Figure1-1.png)
Blind Shear Ram Blowout Preventers: Estimation of Shear Force and Optimization of Ram Geometry | Semantic Scholar
![BSEE on Twitter: "BSEE's proposed revisions regarding blind shear and casing shear rams are common sense revisions to the Well Control rule. Please review them in the Federal Register and comment in BSEE on Twitter: "BSEE's proposed revisions regarding blind shear and casing shear rams are common sense revisions to the Well Control rule. Please review them in the Federal Register and comment in](https://pbs.twimg.com/media/De7cVAzX4AASen8.jpg:large)