Abstract: Methods and apparatus to automatically control oil burning operations are disclosed. An example apparatus includes a first control valve to control a flow of a first fluid into a fluid mixture to be burned; and a second control valve to control a flow of a second fluid into the fluid mixture.

Abstract: A well testing system and method are provided. The well testing system includes a separator-exchanger module that may include a modular frame, a separator and/or a modular steam-heat exchanger. A surge tank module can include a surge tank, frames, and two surge tanks. A manifold model can include a compact manifold. The various modules of the well testing system can be interconnected using various guiding, stopping, and/or fixing clamps.