A Remembrance (and Retrieval) of Information Past- Finding .ppt
《A Remembrance (and Retrieval) of Information Past- Finding .ppt》由会员分享,可在线阅读,更多相关《A Remembrance (and Retrieval) of Information Past- Finding .ppt(31页珍藏版)》请在麦多课文档分享上搜索。
1、A Remembrance (and Retrieval) of Information Past: Finding Older Information in CAS Databases,Jan Williams Manager, CAS Content ProductsIda L. Copenhaver Manager, Editorial Database Content DevelopmentCAS September 13, 2006,13 September 2006,“Is it new and old too? How may that be?”-William Shakespe
2、are in The Taming of the Shrew,13 September 2006,The value of older information has always been recognized by chemists,New work is based on previous efforts Results are reproducible Prior art can be from any time period,13 September 2006,Until recently, older information was hard to find,Not include
3、d in databases Print sources not available in all organizations Limited search capabilities,13 September 2006,Information providers recognized the need for better access to older information,Archives for many scientific journals Patent office websites Earlier years of databases,13 September 2006,CAS
4、 has a long term commitment to strengthen its collection of older information,CAOLDSM database 1907-66 records from print Chemical Abstracts CASM/CAplusSM Volume 0 additional records originally in other sources More content for post-1967 records,13 September 2006,The CAS commitment to the availabili
5、ty of older information began with CAOLD,Database released in 1984 with basic retrieval capabilities Enhanced in the 1990s with page images and more bibliographic details,13 September 2006,The addition of 1907-66 records from print Chemical Abstracts to CA/CAplus was a “giant leap” in retrieval capa
6、bilities,Bibliographic, abstract, and indexing details added during 1999-2003 3.7M bibliographic & abstract details STN Page images 17.6M index entries Additional data elements not in print New CAS RegistrySM Number assignment starting in 2003,13 September 2006,“Is there anything in print CA that is
7、nt in the CAS databases?”,Page images not in SciFinder/SciFinder Scholar Easier resolution of column fraction ambiguity in displays Older substances in the Registration process Molecular formulas Browsing as an alternative to structure searching,13 September 2006,The next step was extending access e
8、ven earlier than 1907!,Records from other information sources added to Volume 0 of CA/CAplus Records as early as 1840 for CASREACT documents Landmark papers from 1900-1912 Documents from JACS (1878-1906) and J Phys Chem (1897-1906), including abstracts from other journals and patents) U.S. patents f
9、rom 1900-1906 with 1890-1899 in September! Bibliographic & abstract data from Journal of the Royal Society of Chemistry Transactions, 1878-1906 in September!,13 September 2006,More data elements have been added to CAS records from 1967 - present,Patent families NCL, ECLA, F-Term patent classificatio
10、n codes IPC patent classification codes for family members Citations The Lexicon and other thesauri,13 September 2006,Other CAS databases have also been strengthened with earlier data,MARPAT over 71K Markush structures published in 1961-1970 and 1978-1987 more to be added later this year and in 2007
11、 CASREACT reactions from three collections of journal and patent documents from 1840-1991 biotransformation reactions from 1971-1978,13 September 2006,Unique older chemical information and much more can be retrieved in CA/CAplus,Chemical patents and journal articles Books and other documents Referen
12、ces from related fieldsPlus some records you might not expect to find!,13 September 2006,L9 ANSWER 7 OF 8 CAPLUS COPYRIGHT 2006 ACS on STN AN 1919:14487 CAPLUS DN 13:14487 OREF 13:2882b-d ED Entered STN: 16 Dec 2001 TI Acetone and alcohol by fermentation IN Weizmann, C. DT Patent LA Unavailable CC 1
13、0 (Organic Chemistry) FAN.CNT 1PATENT NO. KIND DATE APPLICATION NO. DATE- - - - - PI US 1315585 19190909 US CLASSPATENT NO. CLASS PATENT FAMILY CLASSIFICATION CODES- - -US 1315585 NCL 435/151.000; 435/160.000 AB A culture for prepn. of acetone and alc. from carbohydrate byfermentation is prepd. by t
14、he following method: A large number ofooo IT 64-17-5, Ethyl alcohol(manuf. of) IT 67-64-1, Acetone(manuf. of, by fermentation of carbohydrates),13 September 2006,L6 ANSWER 2 OF 2 CAPLUS COPYRIGHT 2006 ACS on STN Full Text AN 1921:1537 CAPLUS DN 15:1537 OREF 15:281b TI Engineers and public service AU
15、 Hoover, Herbert SO Chemical and Metallurgical Engineering (1920), 23, 1077-80CODEN: CMENAV; ISSN: 0095-8476 DT Journal LA Unavailable,L2 ANSWER 164 OF 164 CAPLUS COPYRIGHT 2006 ACS on STN Full Text AN 1906:38028 CAPLUS DN 0:38028 TI Electric lights IN Edison, T. A. SO From: J. Am. Chem. Soc. 1(5),
16、179 1879.CODEN: USXXAM DT Patent LA Unavailable CC 1 (Apparatus)PATENT NO. KIND DATE APPLICATION NO. DATE- - - - - PI US 214636 18790422 US AB The heat of the lamp operates an automatic device for the purpose ofrelieving the intensity of the current through the incandescentlight-giving strip, by thr
17、owing a portion of the current, when the lightbecomes too intense, through another circuit.,L4 ANSWER 3 OF 3 CAPLUS COPYRIGHT 2006 ACS on STN Full Text AN 1910:11244 CAPLUS DN 4:11244 OREF 4:2021f-g ED Entered STN: 16 Dec 2001 TI The Possibilities of the Sweet Potato in Macon County, Ala AU Carver,
18、G. W. SO Tuskegee Station, Bull. (1910), 17, DT Journal LA Unavailable CC 14 (Nutrition) AB The preparation of sweet potatoes for the table, the average comp., thevalue of sweet potatoes for feeding farm animals, and similar questionsare considered in this summary of information on the importance of
19、 thesweet potato crop with special reference to Southern agriculturalconditions. IT Sweet potatoes(possibilities in Macon Co., Ala.),L23 ANSWER 12 OF 12 CAPLUS COPYRIGHT 2006 ACS on STN AN 1938:47953 CAPLUS DN 32:47953 OREF 32:6681d-e ED Entered STN: 16 Dec 2001 TI Method for separation of microorga
20、nisms from large quantities of brothculture AU Salk, Jonas E. SO Proceedings of the Society for Experimental Biology and Medicine (1938),38, 228-30CODEN: PSEBAA; ISSN: 0037-9727 DT Journal LA Unavailable CC 11C (Biological Chemistry: Microbiology) AB The method consists in the formation of a ppt. of
- 1.请仔细阅读文档,确保文档完整性,对于不预览、不比对内容而直接下载带来的问题本站不予受理。
- 2.下载的文档,不会出现我们的网址水印。
- 3、该文档所得收入(下载+内容+预览)归上传者、原创作者;如果您是本文档原作者,请点此认领!既往收益都归您。
下载文档到电脑,查找使用更方便
2000 积分 0人已下载
下载 | 加入VIP,交流精品资源 |
- 配套讲稿:
如PPT文件的首页显示word图标,表示该PPT已包含配套word讲稿。双击word图标可打开word文档。
- 特殊限制:
部分文档作品中含有的国旗、国徽等图片,仅作为作品整体效果示例展示,禁止商用。设计者仅对作品中独创性部分享有著作权。
- 关 键 词:
- AREMEMBRANCEANDRETRIEVALOFINFORMATIONPASTFINDINGPPT

链接地址:http://www.mydoc123.com/p-377873.html