검색연산자 | 기능 | 검색시 예 |
---|---|---|
() | 우선순위가 가장 높은 연산자 | 예1) (나노 (기계 | machine)) |
공백 | 두 개의 검색어(식)을 모두 포함하고 있는 문서 검색 | 예1) (나노 기계) 예2) 나노 장영실 |
| | 두 개의 검색어(식) 중 하나 이상 포함하고 있는 문서 검색 | 예1) (줄기세포 | 면역) 예2) 줄기세포 | 장영실 |
! | NOT 이후에 있는 검색어가 포함된 문서는 제외 | 예1) (황금 !백금) 예2) !image |
* | 검색어의 *란에 0개 이상의 임의의 문자가 포함된 문서 검색 | 예) semi* |
"" | 따옴표 내의 구문과 완전히 일치하는 문서만 검색 | 예) "Transform and Quantization" |
다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
---|---|
국제특허분류(IPC7판) | B65B-003/10 |
미국특허분류(USC) | 141/67 ; 141/4 ; 222/3 ; 222/61 |
출원번호 | US-0043148 (1987-04-27) |
우선권정보 | AU-0005720 (1986-05-02) |
발명자 / 주소 | |
출원인 / 주소 | |
인용정보 | 피인용 횟수 : 1 인용 특허 : 4 |
Injection means for injecting a liquified gas such as sulphur dioxide into a container such as a wine storage tank and avoiding “icing up”the valve mechanism, wherein a three limbed “T”piece of conduit receives the liquified gas, each having a separately controlled valve, one of the limbs being connected to a source of gas which is not liquified, such as nitrogen, the nitrogen blowing the liquified sulphur dioxide gas out of the three limbed “T”piece when two of the valves are opened. The volume of the “T”piece accurately determined the dosage of sulphur...
Gas injection means for injecting small quantities of gas into a large container, comprising: a conduit ‘T’piece having three limbs, a respective power operated valve in each said limb, logic control means connected to the valves for the control of a sequence of operation thereof, a first source of liquified gas which is to be injected into said container, a first said power operated valve being connected by first conduit means to said first source of liquified gas, a second source of other gas at the same pressure as said liquified gas, a second said po...