February 2019, Vol. 246, No. 2


What Everyone Needs to Know About Building Pig Launchers, Receivers

By Larry D. Payne and Jack D. Lollis, Pipeline Equipment  Having been engaged for many years in running pigs, inspecting sites, designing and building pig traps worldwide, we have seen a variety of applications, locations and product types, along with a wide array of designs – some good, some bad.   all photos: Pipeline Equipment, Inc. We believe natural gas and liquid pig launchers and receivers should differ in design but share some common features. Certain applications require specially designed units. For example:    Offshore sites where space is limited, and vertical units are more suitable.    Wet gas gathering systems when l

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