http://rdf.ncbi.nlm.nih.gov/pubchem/patent/JP-2003336197-A
Outgoing Links
| Predicate | Object |
|---|---|
| assignee | http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_6a3886fa1a150f8e88586b432e77a7d7 |
| classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/D21H25-18 |
| filingDate | 2002-05-15-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor | http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_c09251ac778910ec772eb8a8ba322a7e http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_d9b185439a14cac30a4bcf731655274b |
| publicationDate | 2003-11-28-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber | JP-2003336197-A |
| titleOfInvention | Method of restoring ink writing information of paper and method of restoring ink writing information of book |
| abstract | (57) [Problem] To bleed ink writing information when at least one of ink writing information of paper characters, symbols and patterns is erroneously discolored by processing with basic chemicals for its preservation. The present invention provides a method of restoring paper ink writing information that can be restored in a very simple operation and in a short time. SOLUTION: A method for restoring the written information when the written information is faded by treating a paper having at least one ink written information of a character, a symbol and a picture with a basic chemical for preservation thereof. hand, The paper after the treatment is exposed to an acidic chemical gas atmosphere to oxidize the paper. |
| priorityDate | 2002-05-15-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
Total number of triples: 19.