![tong snub line tong snub line](https://img.yumpu.com/44985419/1/500x640/jack-bates-snub-line-sic-drillsafe.jpg)
To bleed down or bleed off, means a controlled release of the pressure of a well or of pressurized equipment.ġ6. "Bleed" - To drain off liquid or gas, generally slowly, through a valve called a bleeder. These are broken down into three general categories: roller bits, usually having three rolling cones with milled teeth or inserts diamond bits using diamonds for cutting and drag bits with fixed blades.ġ5. "Bit" - The cutting element attached to the bottom of the drill stem. "Berm" - A pile or mound of material capable of restraining a vehicle.ġ4. "Barricade" - An obstruction to deter the passage of persons or vehicles.ġ3. "Back-up Tong" - The name applied to the drill pipe tong suspended in the derrick and used to hold a section of drill pipe while another section is unscrewed from it by use of another tong.ġ2.
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"Back-up Post" - A post, column or stanchion secured to the derrick, derrick floor or derrick foundation, the purpose of which is to make secure the dead end of the back-up line.ġ1.
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"Back-up Line (Snub Line)" - A wire rope, one end of which is fastened to the end of a pipe tong handle and the other end secured to hold the tongs stationary while such tongs are in use.ġ0. "Authorized Person" - A person approved or assigned by the employer to a specific type of duty or duties or to be at a specific location or locations at the job-site.ĩ. "Approved" - sanctioned, endorsed,accredited certified, or accepted by a duly constituted and recognized authority or agency.Ĩ. The outer wall of the annular space may be an open hole or it may be a string or larger pipe.ħ. "Annular Space" - The space surrounding pipe suspended in the wellbore. "Anchor, Deadline" - Holding the deadline to the derrick or substructure.Ħ. "Air Drilling" - Drilling using air or gas as the circulating medium.ĥ. "A-frame" - A form of derrick or crane used to handle heavy loads.Ĥ. Chemical inhibitors are combined with the acid to prevent corrosion of the pipe.ģ. The acid is held under pressure for a period of time and then pumped out the well is swabbed and put back into production. Hydrochloric or other type acid is injected into the formation under pressure, bringing about an enlargement of the pore spaces and passages through which the reservoir fluids flow. "Acidizing" - The treatment of oil-bearing limestone or other formations by chemical reaction with acid in order to increase production. "Accumulator" - On a drilling rig, the nitrogen and hydraulic oil for closing the blowout preventer in an emergency is kept in an accumulator.Ģ. Every person, firm, and private corporation, including public utilities, having one or more workers or operatives regularly employed in the same business, or in or about the same establishment, under any contract of hire.ġ. Each county, city, town, and school district in the state andĬ. "Employee" includes any person suffered or permitted to work by an employer.ī. "Commission" means the Labor Commission.ĥ. "Administrator" means the director of the Division of Utah Occupational Safety and Health.Ĥ. "Administration" means the Division of Occupational Safety and Health of the Labor Commission, also known as UOSH (Utah Occupational Safety and Health).ģ. "Act" means the Utah Occupational Safety and Health Act of 1973.Ģ. Drilling Industry - Definition of Termsġ.