Abstract: Improved hydraulic fracturing missiles and related systems, apparatus and methods are provided. Certain embodiments involve the low pressure side of a frac missile including a first suction conduit having multiple suction conduit spools releasably, longitudinally, mechanically and fluidly interconnectable and separable without welding and at least one respective suction inlet and outlet releasably mechanically and fluidly connectable to and separable from the first suction conduit without welding.

Abstract: Improved hydraulic fracturing missiles and related systems, apparatus and methods are provided. Certain embodiments involve the low pressure side of a frac missile including a first suction conduit having multiple suction conduit spools releasably, longitudinally, mechanically and fluidly interconnectable and separable without welding and at least one respective suction inlet and outlet releasably mechanically and fluidly connectable to and separable from the first suction conduit without welding.

Abstract: Apparatus, systems and methods for occupying at least part of a cavity within an item of equipment includes at least one removable insert configured to occupy at least part of the cavity without impeding movement in the cavity of any movable internal components of the equipment during normal operation thereof. Each insert may be configured to be spaced away from at least one among the cavity wall, one or more internal components of the equipment and any other inserts in the cavity and allow the flow of fluid around at least part of the insert in the cavity.