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Editorial
Bluetooth Testing bluetooth Home Bluetooth Testing Bluetooth technology has been widely used in personal handsets, laptops, wireless handheld devices and multimedia devices for over two decades. As well as adhering to regulatory standards, conformance and interoperability … 08.30.24 Read More
Magazine / Article
Bureau Veritas Helps you Understand the Importance of Site Investigation Reports in Commercial Real Estate Transactions Image Home Bureau Veritas Helps you Understand the Importance of Site Investigation Reports in Commercial Real Estate Transactions Aug. 19 2024 - Coral Kerley, Program Manager, Bureau Veritas BV knows that in commercial real estate transactions, site … 08.19.24 Read More
Magazine / Article
Happily Ever After Image Home Happily Ever After Jul. 19 2024 - Grant Pettit DS-1 One step forward and two steps back is no way to run casing, especially when drilling the hole section they were now trying to case off had been a … challenge … due to formation instability … 07.19.24 Read More
Magazine / Article
Squeezy Crush Image Home Squeezy Crush Jul. 19 2024 - Grant Pettit DS-1 It’s really a simple machine, a basic wedge (well, a cone actually, because it goes all the way around, but I’m going to stick with “wedge” because I haven’t had enough coffee yet to screw around … 07.19.24 Read More
Magazine / Article
Four Thousand, One Hundred Forty Skelps Image Home Four Thousand, One Hundred Forty Skelps Jul. 19 2024 - Grant Pettit DS-1 Fair warning: in this here article, I will probably be making fun of mechanical engineers. (I am, in fact, a mechanical engineer, in case that worries you.) See, in … 07.19.24 Read More
Magazine / Article
Bad Day, Good Day Image Home Bad Day, Good Day Jul. 19 2024 - Grant Pettit DS-1 You Know what's a bad day? Image I think that qualifies. (I’m not sure how they got it out of the hole …) I can’t help too much if that kind of day has already happened to you; I’m available … 07.19.24 Read More
Magazine / Article
How High Can You Go? Image Home How High Can You Go? Jul. 19 2024 - Grant Pettit DS-1 Y’all know I like rotary-shouldered connections, right? It amuses me to no end to talk about their delightfully-unexpected capacities , how they work (or don’t) , and what those crazy names … 07.19.24 Read More
Magazine / Article
And the House Comes Crashing Down Image Home And the House Comes Crashing Down Jul. 19 2024 - Grant Pettit DS-1 Once upon a time (like, the 1960s), there was a man named W.O. Clinedinst (I’ll call him Bill). Good ol’ Bill was a thorough man, very interested in the capacity of casing and … 07.19.24 Read More
Magazine / Article
Sticky Threads Image Home Sticky Threads Jul. 19 2024 - Grant Pettit DS-1 I’ll be honest; I’m writing this article largely so I can quote Tom Hill’s Stuck Pipe booklet. T H Hill has a long history of providing training to drilling engineers, but not everything we’ve … 07.19.24 Read More
Magazine / Article
When You Come to a Fork in the Road Image Home When You Come to a Fork in the Road Jul. 19 2024 - Grant Pettit DS-1 In rotary drilling we all-but-always rotate our string to the right, which is a choice that affects an awful lot of other things. For instance, many tools that have to “set” … 07.19.24 Read More
Magazine / Article
I Could Be Wrong Now, But I Don’t Think So Image Home I Could Be Wrong Now, But I Don’t Think So Jul. 18 2024 - Grant Pettit DS-1 Maybe I’m just insecure, but I do love when I can “magically” know what’s happening on a rig thousands of miles away from my comfy chair. I get nothing but a picture … 07.18.24 Read More
Magazine / Article
Tilting at Windmills Image Home Tilting at Windmills Jul. 18 2024 - Grant Pettit DS-1 In our last exciting episode , I talked about how us lovable wackadoos at T H Hill have dealt with fatigue for years: we use a “comparative design approach” to choose the lowest-risk options … 07.18.24 Read More
Magazine / Article
Your Failure is Probably Fatigue Image Home Your Failure is Probably Fatigue Jul. 18 2024 - Grant Pettit DS-1 You wanna know a secret? If you’re not sure what’s caused the broken stump of steel you just pulled out of your well … guess fatigue. It’s a good guess. Still, it’s nice to not … 07.18.24 Read More
Magazine / Article
You Know What Happens When You Assume Image Home You Know What Happens When You Assume Jul. 18 2024 - Grant Pettit DS-1 Doncha hate overtorqued connections? The threads get all galled and deformed … Image … the box counterbore gets smashed and destroyed … Image … the seal face yields into … 07.18.24 Read More
Magazine / Article
Buckling, or Don’t Be Scared Image Home Buckling, or Don’t Be Scared Jul. 18 2024 - Grant Pettit DS-1 Buckling is something of a mystery to a lot of people in the drilling industry, and methinks this may be the reason: That's not even the solution, that’s just the math problem you … 07.18.24 Read More
Magazine / Article
Learning to Count Image Home Learning to Count Jul. 18 2024 - Grant Pettit DS-1 We are all children of our upbringing, and most of my career has been in upstream oil & gas drilling. That means there’s lots of ridiculous jargon I know about (there’s about three different … 07.18.24 Read More
Magazine / Article
The Crystal Ball (aka Your Torque & Drag Program) Image Home The Crystal Ball (aka Your Torque & Drag Program) Jul. 18 2024 - Grant Pettit DS-1 Have you ever considered what engineers do for a living? We tell you the future. Take that, Harvard Business School. For instance, you’re about to try to drill a … 07.18.24 Read More
Magazine / Article
BSR, the Less-Than-Golden Ratio Image Home BSR, the Less-Than-Golden Ratio Jul. 18 2024 - Grant Pettit DS-1 Imagine it’s 1963, Roy Orbison is crooning on the radio, and you’re staring at a broken drill collar box. There’s no real mystery—it’s a fatigue failure, and if you’re drilling … 07.18.24 Read More
Magazine / Article
Bendy Tubes, a Brief Historical Sketch Image Home Bendy Tubes, a Brief Historical Sketch Jul. 18 2024 - Grant Pettit DS-1 Way back in 1960, Dr Arthur Lubinski (the Great) wrote a paper entitled “Maximum Permissible Dog-Legs in Rotary Boreholes.” In it he deals with several different problems … 07.18.24 Read More
Magazine / Article
Sour Gas & You Image Home Sour Gas & You Jul. 17 2024 - Grant Pettit DS-1 It happens a lot: we get a call that says “I’ve got a string that was exposed to sour gas, so I’m going to send you one joint so you can test it to see if it’s embrittled.” Deep breath. There are … 07.17.24 Read More