Some ways to preserve fresh eggs are.
Grease each egg carefully and thoroughly with Vaseline.
Paint each egg with sodium silicate (water glass).
Boil each egg 10 seconds.
Deep-freeze the eggs.
Turn over the eggs every two or three days.
Freezing fresh eggs is the easiest method for preserving them.
What is needed to freeze the fresh eggs are a large silicone ice-cube tray and a freezer safe container for storing the frozen eggs.
Freezer safe Ziploc bags are often used, however, most people prefer vacuum sealing them in small bags.
This prevents any issue of freezer burn from occurring.
Eggs are usually good for up to 5 weeks in the refrigerator and eggs are usually good for a few weeks at room temperature.
Store bought eggs will last for up to 5 weeks in the refrigerator as long as they remain refrigerated.
That is for eggs that remain in the egg shell.
As long as the eggs remain in the egg shell they will last up to 5 weeks before they go bad.
It's best to eat the eggs within a few weeks of buying them for freshness but the eggs will remain safe to eat for up to 5 weeks after purchase.
If you open the eggs and remove them from the eggshell then they will only last for only 2 to 3 days.
You can scramble the eggs up then freeze the raw eggs that way they will last up to around 6 months.
Freezing the raw eggs once removed from the egg shell will help them last longer.