Here are a few words that, like many oilfield terms, are hyphenated when used as one part of speech, but are not hyphenated when used as another part of speech:
flow-test (adj.) We hope to flow-test the well tomorrow.
flow test (noun) Tomorrow we will do a flow test.
ramp-up (adj., noun) We expect the ramp-up in production to take 6 months.
ramp up (verb) We expect to ramp up production over the next 6 months.
slip-lock (adjective) We intend to use a slip-lock completion.
slip lock (noun) We intend to use a slip lock during completion.
Here are some other hyphenated terms you won’t find in any other style guide:
And here’s one that is not hyphenated, no matter how badly you want to:
I have submitted these as potential additions to the SPE Style Guide, so maybe they will add them the next time they update it.