This was actually done by a "professional" company.
Complete w reclaim and everything. Lol.
Do not Let the photos Scare you, It can be done with the proper Tools and yes the correct Pressure as well as Chems.
You will have to Determine this, heres the Biggest TIP. Do a small Section first allow to dry, the guy who did the damage didn't even know because sometimes you cannot see until its Dry.
Goldstone