Fill a spray bottle with water and spray over the indents.
Turn a blow-dryer on to the hottest setting. Blow air directly over the indents to help the carpet bounce back.
Work the carpet fibers gently back into place with your fingertips or a comb.
Apply a dry carpet cleaner to the indent.
Brush toward the center of the indent with a cat or dog brush.
Vacuum over the area. Repeat the process until the pile lifts back into place.
Dampen a clean cloth and place it over the indent.
Turn a steam iron to the medium heat setting and hold it a few inches above the cloth for up to one minute.
Brush the fibers with your fingers, a coin or a fork.
Place an ice cube in each indentation and leave them to melt.
Wait 12 hours, then blot any remaining wet patches with a kitchen towel. Leave the carpet to dry.
Vacuum over the area. Work the carpet fibers gently with your fingertips to fluff the pile.