The phrase "revolutionary techniques" is correct and usable in written English.
You can use it when you are referring to new and innovative methods of doing something. For example, "The company has implemented several revolutionary techniques to streamline their production process."
They are among a new generation of grill masters whose revolutionary techniques are redefining the very notion of grilling.
Within a few years, my peers were adapting the New Wave's revolutionary techniques to American cinema, creating a radical and fresh style that is now established movie grammar.
"Earth University is developing revolutionary techniques for agriculture that take advantage of environmental conditions to grow crops in the framework of environmental wholeness.
Mercedes joined forces with the inventor of Swatch watches more than ten years ago to produce cute little town cars, using revolutionary techniques.
By the end of the 20th century, though, the post-World War II revolutionary techniques no longer appeared quite as effective as they once had.
And, to open up the very strangest side of Blake, he claimed that one of his revolutionary techniques was dictated to him by his dead brother in a vision.
The firm pioneered what was then a revolutionary technique for managing the fortunes of the rich.
"It is a revolutionary technique, and there are thousands of things to do with it," Adrià said enthusiastically.
48 frames per second (aka high frame rate), a revolutionary technique that makes everything look like 1980s kids' TV.
Dr. Schön and his collaborators have developed a revolutionary technique that allows them to explore systematically the electronic properties of various materials.
Van Eyck is the greatest north European painter before Rembrandt and his revolutionary technique in many ways outstrips the vaunted masters of the Italian Renaissance.
