FISH PASSING FACILITY Russian patent published in 1994 - IPC

Abstract RU 2019624 C1

FIELD: hydraulic structure. SUBSTANCE: when water level of upper pond changes, position of flexible boom 8 also changes. In this case, plate 13 is always lowered to constant depth under water level to ensure passage of young fish through shaft 4 and fishway 7 to lower pond. EFFECT: higher efficiency. 1 dwg

Similar patents RU2019624C1

Title	Year	Author	Number
FISH-PASSING FACILITIES	0	Malevanchik Boris Semenovich	SU1629385A1
FISH CONSERVATION WORKS	1991	Malevanchik B.S. Filippov G.G. Makeeva O.V.	RU2015245C1
FISH-PASSING APPARATUS	1991	Mosievskij Aleksandr Alekseevich Aksenov Vladimir Aleksandrovich	RU2010911C1
COMPLEX FISH-PROTECTION STRUCTURE OF GUARD AND GUIDE ACTION (KRUON)	2011	Salienko Sergej Nikolaevich	RU2495192C2
DEVICE FOR PASSING FISH FROM HEAD WATER TO TAIL WATER	1991	Malevanchik B.S. Filippov G.G.	RU2012710C1
COMPLEX FISH PROTECTING DEVICE	2015	Salienko Sergej Nikolaevich	RU2602446C2
FISH CONSERVATION WORKS	0	Malevanchik Boris Semenovich Lentyaev Aleksej Lvovich Mosievskij Aleksandr Alekseevich	SU1802038A1
DAM FISHWAY	1991	Mosievskij A.A.	RU2017884C1
FISH BARRIER OF PETRASHKEVICH	0	Petrashkevich Valerij Vilgelmovich	SU763515A1
FISH-PROTECTION ARRANGEMENT	1994	Ivanov A.V. Filippov G.G.	RU2073770C1

RU 2 019 624 C1

Authors

Мalevanchik В.S.

Dates

1994-09-15—Published

1989-12-22—Filed