Drilling & Completions
Hydraulic fracturing in stages: plug-and-perf, sand and flowback
How a horizontal well is fractured one stage at a time: plug-and-perf and sliding sleeves, the frac spread, fluid and sand, pressure watching and flowback.
Home / Writers / Lorne Halvorsen
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Lorne Halvorsen
Lorne lives outside Red Deer, Alberta, and has spent most of his working life around rigs and service crews in the Western Canadian basin. He writes about drilling, completions and heavy oil in the plain terms he wishes someone had used with him.
Heavy Oil & Oil Sands
SAGD explained: how steam brings bitumen up from the oil sands
How steam-assisted gravity drainage works: why bitumen needs heat, how the well pairs sit, how the steam chamber grows and what the plant does with the water.
Drilling & Completions
How a land drilling rig works, from the derrick to the mud pits
A plain walk around a land drilling rig: the hoisting, rotating, circulating, power and well control systems, the crew who run them, and one connection.