The thread seems to have vanished, but you could contact davidro1 on this forum, who did some research on the hinges described by mindy31 above. They are specialty items that link the fridge door to a cabinet door.
I took a photo of one of these, it's an option on the German brand Liebherr. Davidro1 might have figured out where to purchase them since last he posted about this.
Here's a shot of the freezer with the sliding hinges. Looks like you'll need to be able to use the front-cover screwholes on the sides of the fridge:
You're definitely not the only MacGyver around. Many of the posters here have spat in the face of financial adversity and converted old hot tubs to dishwashers. Well, something like that. If you're fearless with a router and happy with thinking-out-of-the-box aesthetics, you're in good company here on the sidelines of all the gorgeous ready-made kitchens. :-)
Q
are these existing oaks refinished and bleached?
Q