Boeing CH-47 Chinook fires, and supporting petroleum extraction operations. In December 2006, Columbia Helicopters Inc purchased the type certificate of the Model 234 from Boeing. The Chinook has also been licensed to be built by companies outside the United States, such as Elicotteri Meridionali (now AgustaWestland) in Italy and Kawasaki in Japan. The Army finally settled on the larger Chinook as its standard medium-transport helicopter, and as of February 1966, 161 aircraft had been delivered to the Army. The 1st Cavalry Division had brought its organic Chinook battalion when it arrived in 1965 and a separate aviation medium helicopter company, the 147th, had
Chinook Jargon names throughout this region bear Jargon names (see List of Chinook Jargon placenames) and words are preserved in various rural industries such as logging and fishing. The Chinook Jargon was multicultural and functional. To those familiar with it, Chinook Jargon is often considered a wonderful cultural inheritance. For this reason, and because Jargon has not quite died, enthusiasts actively promote the revival of the language in everyday western speech. The Confederated Tribes of the Grand Ronde Community of Oregon is taking steps to preserve Chinook Jargon use through a full immersion head start/preschool which is conducted in Chinuk Wawa, in