Maintaining champagne is an art that tantalizes all wine lovers. One should know the right ways of preserving the tastes and keeping the fizz that sets champagne apart.

One method often recommended is utilizing a 'bouchon conservation', a specialized equipment designed to save champagne. The 'bouchon' works by creating an airtight seal, blocking the gas from leaving, thus maintaining the bubbles and flavors that are so characteristic of champagne.

An important factor to keep in mind when storing champagne is the 'temps conservation' or the duration of keeping. Like all wines, champagne is a product of the earth and is susceptible to changes from its environment. Practically, champagne should be consumed right after opening, but if that's not plausible, it’s important to know how to keep its taste and fizz.

Storing champagne in the refrigerator, or 'conservation champagne frigo', is another viable method. However, too long in a cold environment can affect the wine's characteristic. The fridge must be set at a reasonable temperature for the champagne to preserve its taste and sparkle.

The 'garde du champagne' or maintaining the champagne desires utmost attention. Both the temperature and humidity is crucial in preserving the champagne's qualities.

When it comes to the temperature of 'conservation champagne', the ideal temperature is generally light chilled, around 7 to 9 degrees Celsius. Too high or too low temperatures can impact the taste.

The 'durée de conservation champagne' or the duration of preserving champagne can extend from several days to years, depending on the type of the champagne. However, once the bottle is opened, the duration decreases significantly.

For 'conservation champagne ouvert' here or opened champagne, it is best consumed within 3-5 days of opening to maximize its taste and fizz. After that, the champagne starts to miss its characteristics.

Finally, the use of a 'bouchon pour conserver champagne' or a champagne stopper is an indispensable tool for preserving champagne. This device is created specifically to fit champagne bottles and aid to maintain the fizz and taste.

So, whether you're a beginner or a seasoned champagne enthusiast, knowing the right methods of champagne preservation can amplify your drinking experience drastically.