fishing neckfishing rodfishing stringfishing swage fishing swedgefishing tap fishing taper taper tapfishing timefishing toolfishtail bit two way bit two wing bitfishtail valvefissurationfissuration factorfitting on fitting together jointingfitting pipefive spot flood system five spot methodfive spot patternfixed platformfixed roof tankfixed structureflame and ionization detectorflange connectionflange couplingflange v upflanged pipeflank wellflareflare boomflare bridgeflare platform fpflare stackflare towerflare tripodflared gas flare gasflaringflash liberation of gasflash setting of the cementflash vaporizationflat bottom millflat pontoonflaw faultflexible hose connectionflexible jointflexible metal tubeflexible mud goseflexurefloat degasserfloat gage float indicatorfloat test float viscosity testfloat type flowmeterfloat type pressure gagefloat valve