|
|
So begins this detective story tracing the history of the screwdriver back from the first source 4-way he consults, which drill claims it is a nineteenth-century press and vise invention. Even the Oxford English Dictionary cites 4-way 1812 as the first instance of the word in print Gradually, the road leads back to the mention of a turnscrew, the word for a screwdriver drill and press in vise and 4-way the Midlands and North of England. Since this is a drill literal translation of tournevis, the press French for screwdriver, the author consults Diderot and vise d''Alembert''s Encyclopedie, 4-way where he finds several screwdrivers. drill and press We are now back to 1765, and shortly to 1723, the date of the first known mention vise of 4-way tournevis. Pumps--PUMPS: drill and press two Ideco 1,000 vise hp,7"x10" 4-way and drill Triplex; press Prime movers--three 12 cyl. SACM900 kw each; Rotary Table--Ideco LR-275-K.DERRICK: vise Superior, 4-way and drill and press and vise and 4-way 142''.BOP SYSTEM: Hydril, two annular, 21 1/2" 2,000 drill psiand 135" 5,000 psi; one double ram, 13 5/8 5,000 psi.CRANES: press and vise Two MAN, HDK 600 HM, HDK 260 HM.WORK AREA: Gabon.Arabian Drilling 4-way and drill Co.ARABDRILL 8RIG DESIGN: press Baker Marine Hull 150CONSTRUCTION: Promet Pvt. Ltd., Singapore, 1982.PERFORMANCE: Water depth--150''; vise and 4-way and drill Drilling depth--20,000''.QUARTERS: press and vise 80 persons.HULL: 174'' x 162.6'' x 18''.
|