#VALVESHISTORY

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2000 YEAR OLD DESIGN OF FOOT POWERED PUMPS (Read in 1 minute)

In the old days also water wheels and manual labor were needed to lift water from wells, rivers, canals and ponds to agricultural land....

CHINESE ANCIENT INVENTIONS FOR WATER RECOLECTION: JIEGAO AND HÚDOU (Read in 1 minute)

CHINESE ANCIENT INVENTIONS FOR WATER RECOLECTION: JIEGAO AND HÚDOU The shaduf in China is known as Jiégāo and was locally called Diaogan,...

WIE TEC 2020 SHANGHAI CHINA

In spite of the challenges posed by the COVID-19 pandemic, many companies presented their products at WieTec 2020 in Shanghai with the...

THE ANCIENT MAYA CHULTUNS FOR WATER STORAGE (Read in 1 minute)

THE ANCIENT MAYA CHULTUNS FOR WATER STORAGE (Read in 1 minute) The Ancient Maya Population in the region faced the problem of a lack of...

THE ANCIENT MAYA CHULTUNS FOR WATER STORAGE (Read in 1 minute)

The Ancient Maya Population in the region faced the problem of a lack of water, rivers, springs and wells. For their watter supply, they...

KING SCORPION ERA WATER CONTROL EVIDENCE (Read in 1 minute)

The ceremonial object and the ruler to which it refers King Scorpion drawing, have been studied from various points of view and with...