With over 100 U.S. and foreign patents and over 60 years of service, Taylor Valve Technology, and its Rupture Pin brand, is a leading manufacturer of high-quality safety relief valves, back pressure valves, chokes, mud and frac valves. The addition of our balanced 19BV pressure relief valve series and our acquisition of the Mallard and Hydroseal lines provide a wide and extensive variety of valve products for the oil and gas industry.