"the project in which" is correct and usable in written English.
You can use it when you want to refer to a specific project. For example, "I was the lead researcher on the project in which we studied the effects of climate change."
If you haven't already divined the importance of the project in which you're participating, let me enlighten you.
He was as impressed as I had been and found the money to finance a trial of the project in which a review of elective orthopaedics was undertaken.
To accompany the literary strand of the project, in which three poets are writing contemporary responses to the works, the Royal Ballet is creating a three-part Titian ballet, with designs by a trio of major artists.
The deal comes after Dubai World, which is owned by the government of Dubai, filed suit against MGM last month, claiming mismanagement of the project in which it has so far invested $4.3 billion.
The project, in which Mr. Ban collaborated with the New York architect Dean Maltz, is, at least for me, a fantasy of modern living: a pure and yet high-tech space that can be open to the air and views.
It warned the government that the project, in which Whitehall has a 49% stake, seven British airlines 46% and staff 5%, would not survive adverse economic circumstances or a serious air disaster.
Writer tells about some of the projects in which the ARC is currently engaged.
We believe we should use technology to match people with the projects in which they are interested.
The projects in which these elements are absent need improvement, in particular in "life skills content" and "design by the whole school community" elements, absent in 87.5% of the projects.
The projects in which SN Power has invested include Allain Duhangan in Northern India, a dam that was bitterly opposed by the local population.
Five months after I landed in New York City from the former Soviet Union, I had my first day at the public school across the streets from the projects in which we settled.
