Sentences with phrase «pure carbon dioxide»

Using 15 - inch - long tubes to filter oxygen from air, the researchers were able to burn hydrocarbons in the purified atmosphere to produce energy, steam, and nearly pure carbon dioxide (CO2).

At the temperatures seen in Mars» cloud layer, pure carbon dioxide ice crystals are too small to gather clouds around them.

Grimes and colleagues estimate that with their current technology a square meter of the nanotube film, if supplied with pure carbon dioxide and water along with a solar concentrator could yield 500 liters of methane over the course of eight hours.

On Thursday, the Energy Department endorsed the «oxyburn» strategy, which involves filtering the nitrogen out of air and burning coal in pure oxygen, with a resulting flue gas that is almost pure carbon dioxide; it will attempt that in Illinois.

Carbon Engineering's technology is based on a 100 - year - old industrial process made up of well - understood and existing technology, integrating an air contactor and a regeneration cycle for continuous capture of atmospheric carbon dioxide and production of pure carbon dioxide.

The department eventually started over with a plan to burn coal in pure oxygen so the flue gases would be nearly pure carbon dioxide, eliminating the task of separating it from other gases.

The end result of this process is 100 % pure carbon dioxide, suitable for use in reactions used to make rocket fuel.

What's more, the membrane lasted for months and operated at temperatures of 65 °C to produce 99 % pure carbon dioxide, which could ultimately either be sequestered or used for biofuel, or exploited by the chemical industry.

Above: Climeworks has developed a machine that separates carbon dioxide out of ambient air; Audi then uses this pure carbon dioxide to make transportation fuels.

As that feedstock is fermented in a reactor to create ethanol, it produces a stream of pure carbon dioxide that can be captured and stored underground.