"in a hopper" is a perfectly valid expression in written English.
It is used to describe something that is placed in a large, bin-like container, usually for the purpose of being stored and/or sorted. For example, "The farmers grains were placed in a hopper for sorting."
Sludge is collected in a hopper, where it is pumped out for removal.
She looks as lonely and exposed as a figure in a Hopper painting.
Finally, the simulations also helped understand the different flow behaviors (funnel and mass flow) that take place in a hopper.
The feeder is based on a rotating brush that continually cleans the outlet orifice in a hopper filled with particles.
Some extraordinary vignettes flash by, like a shot of a bored-looking movie cashier who gazes into space like a melancholy girl in a Hopper painting.
Or who urges Jane to "think about the world as if" contemplating it "from the perspective of a figure in a Hopper painting.
In the present version, molten glass is loaded into a hopper in the top of the device after being gathered from a conventional glassblowing kiln.
These didn't always fall nearly into episodic chunks, but as the best example of Mr Robot's depths I'd recommend the 10th part of this second season and its climax – which contrasts the long-awaited romantic coming together of the leads with a bloody execution in a Hopper-esque diner.
It's an impressive bit of kit – the size of a small fridge, with a built-in heater and a hopper to feed in the woodchip "bisquettes" that produce the smoke.
"Hopper Drawing," by Carter E. Foster, was published by the Whitney Museum of American Art in connection with a Hopper exhibition in 2013.
In addition, by investigating a hopper leg in simulation, we show the efficacy of ANO in face of dynamical discontinuities; such as those inherent in legged locomotion.
