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Congratulations waross on being selected by the Tek-Tips community for having the most helpful posts in the forums last week. Way to Go!
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Can we use sea water in scale clean out job?
It's common to use seawater for workovers on marginal wells. But it has oxygen, small particles and many different ions. Because it has calcium, you should avoid using it with mud acid. Even with hydrochloric, it would probably be a good idea to use a spacer of NH4Cl. I would think you'd...- ArtLift
- Post #2
- Forum: Petroleum engineering general discussion
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i am looking for a small pump jack....
You won't find a real pumping unit this small. I've seen some training models that were 2-3 ft tall, but they weren't functional. The smallest I've personally seen was, I believe, a C25 & it was about 5 ft tall. Lufkin has a used pump center. You can contact them ...- ArtLift
- Post #4
- Forum: Petroleum engineering general discussion
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Hydrofluoric Acid
Hydrofluoric acid (HF) is used routinely in sandstone acidizing. It's one of the staples of the stimulation industries. However, I have not heard of natural occurances in the wellbore.- ArtLift
- Post #4
- Forum: Petroleum engineering general discussion
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Minimium NPSH for Sucker Rod Pump
KatyJackson is right - normally, you'd put the pump in the rathole. I don't think NPSH is quite the way to think of it. If you pulled slowly & the water was degassed, you could pull the liquid level down to within an inch of the pump intake. From my experience (and 20 psi is getting close...- ArtLift
- Post #8
- Forum: Petroleum production engineering
