Hydraulic ram (hydram) pump has been in existence for more than two centuries. However, these pumps have been on the verge of extinction since the invention of motorized pumps …
Water supply is one of the imminent challenges in the coming age for mankind. The hydraulic ram pump is an eco-friendly and very cost-effective technology that can feasibly …
H Santillan Gomez - 2023 - repositorio.untrm.edu.pe
Para extraer y bombear agua existen diferentes dispositivos como motobomba, electrobomba, bombeo solar, pero, estos dispositivos dependen de una fuente energía fósil …
The child is every human being from birth to the age of eighteen, who due to his vulnerability and his lack of psychic maturity necessarily needs the protection, special care of a family …