|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||29/455R ; 29/460 ; 62/DIG ; 13 ; 62/45|
|발명자 / 주소|
|출원인 / 주소|
|인용정보||피인용 횟수 : 6 인용 특허 : 0|
Cryogenic vessels having improved insulation value are prepared by incorporating evacuated tubing within the insulation.
A method for the formation of a cryogenic vessel, the steps of the method comprising providing a vessel, applying thermal insulation thereto, the improvement which comprises incorporating tubing within at least a portion of the insulation, the tubing containing a gas at an absolute pressure not greater than about one millimeter of mercury absolute, the tubing containing the gas thereby providing improved thermal insulation of the vessel.