FIELD: fishery. SUBSTANCE: trawl has four equivalent plates. The trawl mouth is rectangular. Rope ends are attached to front edges of the plates. The system includes guy-ropes and distance-pieces, and also devices for changing the position of attachment points and length of members. EFFECT: higher efficiency. 3 dwg
Title | Year | Author | Number |
---|---|---|---|
DEVICE FOR FISHING HYDROBIONTS | 1990 |
|
SU1833980A1 |
TRAWL SYSTEM FOR TRAWLING HYDROBIONTS | 0 |
|
SU1671212A1 |
APPARATUS FOR CATCHING HYDROBIONTS | 0 |
|
SU1667784A1 |
TRAWL FOR CATCHING HYDROBIONTS | 0 |
|
SU1824129A1 |
TRAWL FOR CATCHING FISH | 0 |
|
SU1158134A1 |
DEVICE FOR CATCHING AQUATIC ORGANISMS | 0 |
|
SU1613083A1 |
TRAWL SYSTEM | 0 |
|
SU1731122A1 |
HYDROBIONT CATCHING TRAWL | 0 |
|
SU1746969A1 |
TRAWL RIGGING SYSTEM | 2001 |
|
RU2215412C2 |
TRAWL BRACE BOARD | 0 |
|
SU1731124A1 |
Authors
Dates
1994-01-15—Published
1991-02-12—Filed