![]() V.Andreev: Graduated Electrotechnical University, St.Petersburg, Russia in 1963 and started scientific carrier at the IOFFE Physico-Technical Institute in St.Petersburg. Scientific achievements: technology of AlGaAs/GaAs heterostructures 1967, inventions in AlGaAs/GaAs light emitting diodes 1967, heterolasers 1969, AlGaAs/GaAs solar cells 1969, high efficiency concentrator solar cells, concentrator PV installations and thermophotovoltaic devices. |
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![]() Invacare Platinum Mobile Oxygen Concentrator. The Platinum Mobile is the latest truly portable and elegant oxygen concentrator from the worldwide leader in oxygen therapy for more than 30 years. Show more Show less. Invacare Oxygen microsite. Find a sales contact. |
![]() Portable concentrator machines are not suitable for everyone, a specific ambulatory assessment should be completed by your Healthcare Professional before one is ordered. Your flow setting on a portable concentrator machine may vary from what you require using a standard concentrator machine or oxygen cylinder. |
![]() What are the Different Types of Concentrator Machines: Portable vs. A Portable Oxgyen Concentrator is lightweight, compact, and battery-operated to provide users with independence while receiving oxygen therapy when away from home. It's' the go-to travel oxygen concentrator and has an DC power adapter to conserve battery power when traveling in a vehicle. |
![]() An oxygen concentrator receives air, purifies it, and then distributes the newly formed air. Before it goes into the concentrator, air is made up of 80 percent nitrogen and 20 percent oxygen. An oxygen concentrator uses that air then it comes out as 90 to 95 percent pure oxygen and 5 to 10 percent nitrogen. |
![]() I am thinking about getting the SimplyGo portable unit to use 24/7. I am on 2L with a rental stationary unit right now and looking to buy a concentrator but have limited funds and can't' afford a home unit and a POC. |
![]() Then and Now Robert Vaughn. A few minutes ago I decided to reverse my concentrator and aim at a higher goal. 'Charge' It'' Irving Bacheller. Along in the early 70s he erected the first concentrator in the Rocky mountains284 on the Rumley mine. |