최소 단어 이상 선택하여야 합니다.
최대 10 단어까지만 선택 가능합니다.
다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
---|---|
국제특허분류(IPC7판) |
|
출원번호 | US-0580317 (1975-05-23) |
발명자 / 주소 |
|
출원인 / 주소 |
|
인용정보 | 피인용 횟수 : 40 인용 특허 : 0 |
A heat and moisture exchanger consists of a folded sheet of water permeable paper having a plurality of folds. Separators are placed between said folds to provide air passages. Air is directed in one direction through the folds on one side of said folded paper. The return air flows in the opposite d
Heat and moisture exchanger means comprising a folded sheet of heat and moisture permeable paper having a plurality of folds, means between said folds to separate said folds, means closing the end of the folds, impermeable means connected to and surrounding the central part of said folded sheet to s
※ AI-Helper는 부적절한 답변을 할 수 있습니다.