Cold box and cryogenic plant including a cold box

A cold box apparatus comprising:

• (a) a cryogenic assembly comprising:
• (1) a main cryogenic element, and
• (2) an auxiliary element having a first part and a second part, wherein said first part is connected to said main cryogenic element,
• (b) an outer jacket comprising:
• (1) an outer wall,
• (2) an inner wall, and
• (3) a first space between said inner wall and said outer wall,
• wherein said outer jacket surrounds at least some of said main cryogenic element, and wherein there is a second space between said outer jacket and said main cryogenic element,
• (c) a base, and
• (e) a housing comprising an inner space, wherein said housing extends at least partially outside said outer jacket, and wherein said second part of said auxiliary element extends at least partially into said inner space of said housing,
• wherein said housing is situated from about 1 to about 5 meters above said base.

A cold box apparatus comprising:

• (a) a cryogenic assembly comprising:
• (1) a main cryogenic element, and
• (2) an auxiliary element having a first part and a second part, wherein said first cart is connected to said main cryogenic element,
• (b) an outer jacket comprising:
• (1) an outer wall,
• (2) an inner wall, and
• (3) a first space between said inner wall and said outer wall,
• wherein said outer jacket surrounds at least some of said main cryogenic element, and wherein there is a second space between said outer jacket and said main cryogenic element,
• (c) a base, and
• a housing comprising an inner space, wherein said housing extends at least partially outside said outer jacket, and wherein said second part of said auxiliary element extends at least partially into said inner space of said housing,
• wherein said housing extends within said first space.

A cold box apparatus, wherein said apparatus is bolted to the deck of a ship, said apparatus comprising:

• (a) a cryogenic assembly comprising:
• (1) a main cryogenic element, and
• (2) an auxiliary element having a first part and a second part, wherein said first part is connected to said main cryogenic element,
• (b) an outer jacket comprising:
• (1) an outer wall,
• (2) an inner wall, and
• (3) a first space between said inner wall and said outer wall,
• wherein said outer jacket surrounds at least some of said main cryogenic element, and wherein there is a second space between said outer jacket and said main cryogenic element,
• (c) a base, and
• (d) a housing comprising an inner space, wherein said housing extends at least partially outside said outer jacket, and wherein said second part of said auxiliary element extends at least partially into said inner space of said housing.

An air distillation plant, wherein said air distillation plant is bolted to the deck of a ship and comprises a cold box apparatus, said apparatus comprising:

• (a) a cryogenic assembly comprising:
• (1) a main cryogenic element, and
• (2) an auxiliary element having a first part and a second part, wherein said first part is connected to said main cryogenic element,
• (b) an outer jacket comprising:
• (1) an outer wall,
• (2) an inner wall, and
• (3) a first space between said inner wall and said outer wall,
• wherein said outer jacket surrounds at least some of said main cryogenic element, and wherein there is a second space between said outer jacket and said main cryogenic element,
• (c) a base, and
• (d) a housing comprising an inner space, wherein said housing extends at least partially outside said outer jacket, and wherein said second part of said auxiliary element extends at least partially into said inner space of said housing.