The phrase "a lengthy process and" is correct and usable in written English.
It can be used when describing a process that takes a significant amount of time and is often followed by additional information or context.
Example: "Completing the project will be a lengthy process and will require careful planning and coordination among team members."
Alternatives: "a time-consuming process" or "an extended procedure".
The application to obtain account content is a lengthy process and will require you to obtain a court order," it says in its guidance.
In the latest project, the reactor design for Moorside needs to be approved through a lengthy process, and possible objections on environmental grounds would need to be addressed.
Jenkins has indicated before that the clean-up job at Barclays will be a lengthy process, and the events of 2013 clearly haven't changed his mind.
It's a lengthy process, and has also required us to trace what happened to participants after the trials finished, to see if they developed cancer subsequently.
Still, Mark Burgess, another AXP fund manager, said Mr. Messier's ability to deliver on his promises "may be a lengthy process," and counseled patience.
It could be a lengthy process, and one likely to raise more concerns about the apparent delay by officials in notifying the public of the outbreak.
But despite the overwhelming win for the Kurdistan Regional Government, the vote is just the start of a lengthy process ― and experts fear that the independence of Kurdistan could become a bloody affair.
Low testosterone levels can depress sex drive and decrease energy levels, but the treatment often requires precise dosages and a lengthy process of trial and error.
This is a lengthy process requiring retrospective and prospective clinical trials and large population screening.
The response in a given patient is unpredictable, and can only be determined through a lengthy process of trial and error, with the sequential evaluation of different drugs.
Sufferers often endure a lengthy process of trial and error to discover an effective treatment — if they're lucky.
