Bag with integral material treating packets
US4813791A · kind A · utility
46Cited by
8References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 18, 1987 |
| Grant date | Mar 21, 1989 |
| Priority date | — |
| Expiry date | Sep 18, 2007 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65D77/06
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A bag for containing bulk material which may be inserted as a liner in a drum type of container, the bag containing a plurality of packets of conditioning material firmly secured to the inside surface thereof for maintaining bulk material within the bag in a desired state of preservation, the conditioning material within the packets being either a suitable desiccant, adsorbent or absorbent, and the packets including permeable casings which permit the conditioning material therein to act on the space within the bag and on the bulk material contained therein.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.