US2232990A | 寵物協尋網
![US2232990A](https://i.imgur.com/voy7JL0.jpg)
US2232990A.UnitedStates...PublicationofUS2232990A...US2517772A*1945-05-111950-08-08ParkeDavis&CoNeutralizedoxidizedcelluloseproducts.
![US2232990A](https://i.imgur.com/voy7JL0.jpg)
Feb. 25, 1941.
E. c. YACKEL ET AL ,990
PREPARATION OF OXYCELLULOSE Filed July 15, 1938 fan/a rc/ C Yacke/ MZ/iam 0 Ken 00 INVEN 0R6" BY ,QMQ/aPh ATTORA Y8 Patented Feb. 25, 1942 UNITED STATES PREPARATION OF OXYCELLULOSE Edward C. Yackel and William O. Kenyon, Rochester, N. Y., assignors to Eastman Kodak Company, Rochester, N. Y., a corporation 01 New Jersey Application July 15, 1938, Serial No. 219,464
5 Claims. (01. 260-212) This invention relates to the oxidation of the terminal carbon atom of the glucose unit of cellulose by NO: under controlled conditions and the undegraded, alkali-soluble cellulose prepared thereby.
The oxidation of cellulose has allegedly been carried out by previous investigators but in no case, to our knowledge, has the oxidation directed itself to the terminal carbon atom of the glucose units of the cellulose, nor has it resulted in an...
US2232990A | 寵物協尋網
东台人才网 | 寵物協尋網
女狼師(47) | 寵物協尋網
寵物協尋案件 | 寵物協尋網
澎湖簽合作備忘錄拚反毒結合旅館民宿宣傳 | 寵物協尋網
維珍尼亞·阿普伽 | 寵物協尋網
金懋(香港)實業有限公司(公司編號:2232990) | 寵物協尋網
北京狗-大妞遺失 - 白色短毛 000210DD67
於「嘉義市東區民族路附近」遺失的北京狗大妞,以下提供飼主姓名、電話、Email,以及晶片號碼、寵物外觀及特徵等資訊,如果...