Daniel Joshua Batubara, Deni Rachmat. DESIGN AND IMPLEMENTATION OF AUTOMATIC SLUDGE PUMPING SYSTEM USING SUBMERSIBLE PUMP AND STRAINER WITH FLOAT LEVEL SWITCH OIL IN CARRIGE TIPPLER TRANSFER POND IN SEMILAR PALM OIL FACTORY. IJSET [Internet]. 2025 Jul. 31 [cited 2025 Nov. 7];4(8):2800-1. Available from: https://www.ijset.org/index.php/ijset/article/view/1047