Tag: AAR

Kelso Technologies New Top Ball Valve Approved by AAR

Kelso Technologies Inc. has announced that the Association of American Railroads (AAR) has approved Kelso’s new top ball valve (KTBV) for commercial field service trial testing.

AAR Approves Vacuum Relief Valve

Kelso Technologies Inc. reports that the Company’s new vacuum relief valve (VRV) has successfully completed the required two-year field service trial and the Association of American Railroads (AAR) has approved the VRV for full commercial use.