A Persian drill is a drill which is turned by pushing a nut back and forth along a spirally grooved drill holder.[1] It was formerly used for delicate operations such as jewellery making and dentistry.[2] A ratcheting screwdriver with a "spiral ratchet" mechanism may be used as a Persian drill.
^Brown, Henry T. (1868). Five hundred and seven mechanical movements. Brown & Seward. p. 33. OCLC 6821027.
^Nagyszalanczy, Sandor (2000). The Art of Fine Tools. Taunton Press. p. 84. ISBN 978-1-56158-361-4.
A Persiandrill is a drill which is turned by pushing a nut back and forth along a spirally grooved drill holder. It was formerly used for delicate operations...
A drill is a tool used for making round holes or driving fasteners. It is fitted with a bit, either a drill or driver chuck. Hand-operated types are dramatically...
geotechnical engineering, drilling fluid, also known as drilling mud, is used to aid the drilling of boreholes into the earth. Used while drilling oil and natural...
Directional drilling (or slant drilling) is the practice of drilling non-vertical bores. It can be broken down into four main groups: oilfield directional...
The process of modern drilling for wells first started in the 19th century but was made more efficient with advances to oil drilling rigs and technology...
The Persian Gulf (Persian: خلیج فارس, romanized: xalij-e fârs, lit. 'Gulf of Fars', pronounced [xæliːdʒe fɒːɾs]), sometimes called the Arabian Gulf (Arabic:...
Since a wide variety of drill bits are available in this format, the tool can do double duty as a "push drill" or Persiandrill. List of screw drives Wheel...
Offshore drilling is a mechanical process where a wellbore is drilled below the seabed. It is typically carried out in order to explore for and subsequently...
invasion was primarily over disputes regarding Kuwait's alleged slant drilling in Iraq's Rumaila oil field, as well as to cancel Iraq's large debt to...
This jackup type rig is located in the Persian Gulf. This rig was built in 1982 in Singapore and has a max drill depth of 20,000 Feet. "Jackup | Saudi...
Drilling engineering is a subset of petroleum engineering. Drilling engineers design and implement procedures to drill wells as safely and economically...
A drilling rig is used to create a borehole or well (also called a wellbore) in the earth's sub-surface, for example in order to extract natural resources...
wells. Offshore drilling presents environmental challenges, both from the produced hydrocarbons and the materials used during the drilling operation. Controversies...
being around one to two millimeters thick), which had two or four holes drilled into the sides, to be threaded with a bronze wire that was then sewn onto...
extent. Right: Persian soldier. Left: Median soldier. Persian warriors. The Achaemenid Empire (559–330 BCE) was the first of the Persian Empires to rule...
A drill stem test (DST) is a procedure for isolating and testing the pressure, permeability and productive capacity of a geological formation during the...
The Deep Sea Drilling Project (DSDP) was an ocean drilling project operated from 1968 to 1983. The program was a success, as evidenced by the data and...
Underbalanced drilling, or UBD, is a procedure used to drill oil and gas wells where the pressure in the wellbore is kept lower than the static pressure...
positioned, semi-submersible offshore drilling rig owned by Transocean and operated by BP. On 20 April 2010, while drilling at the Macondo Prospect, a blowout...
North Drilling Company (Persian: حفاری شمال, Hefari-ye Shimal) is an Iranian company specialized in drilling oil and gas wells and its services in all...
metres (40,230 ft; 7.619 mi) in 1989. It is the result of a scientific drilling effort to penetrate as deep as possible into the Earth's crust conducted...
Retrieved 28 January 2024. "Iran's Revolutionary Guard Runs Drill on Disputed Islands in Persian Gulf". Voice of America. 2 August 2023. Archived from the...
The Islamic Republic of Iran Navy or Iranian Navy (IRIN; Persian: نیروی دریایی ارتش جمهوری اسلامی ایران, romanized: Nirū-yē Dəryâyi-yē Ərtēš-ē Žomhūri-yē...
by providing free shipping. In 1989, Saddam accused Kuwait of oil slant drilling under Rumaila oil field on the Iraqi border. In February 1990, Saddam Hussein...
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