Ụlọ ọrụ anyị na-emepụta ma na-arụpụta 54-inch high-pressure in-ditch butt machines dị ka mkpa n'ezie nke American ahịa ọrụ. Ma nyefee ya n'oge na njedebe nke May.

In-ditch ụdị butt fusion igwe nwere ike ibelata mmachi nke ndị na-arụ ọrụ na-ewu gburugburu ebe obibi n'oge a na-ewu, na nwere ike banye miri n'ime ala nke trenchi na-arụ ọrụ na ibelata ohere nwere site oru ngo.