1. Activated sludge: a comparison of oxygen and air systems: a Report of the ASCE task committee on pure oxygen activated Sludge of the Committee on water pollution management of the american Society of Civil engineers

کتابخانه: Central Library and Information Center of Ferdowsi University of Mashhad (Khorasan Razavi)

موضوع : Purification - Activated sluge process ، Sewage,، Sewage sludge,، ASCE task committee on pure oxygen activited sludge

رده :
TD
756
.
A29
1983

2. Activated sludge : a comparison of oxygen and air systems a report of the ASCE Task Committee on Pure Oxygen Activated Sludge of the Committee on Water Pollution Management of the Environmental Engineering Division of the American Society of Civil Engineers

کتابخانه: Central Library and Documentation Center (Kerman)

موضوع : ، Sewage - Purification - Activated sludge process,، ASCE Task Committee on Pure Oxygen Activated Sludge

رده :
TD
756
.
A29
1983

3. Activated sludge, a comparison of oxygen and air systems : a report of the ASCE Task Committee on Pure Oxygen Activated Sludge of the Committee on Water Pollution Management of the Environmental Engineering Division of the American Society of Civil Engineers

کتابخانه: Central Library of Amirkabir University of Technology (Tehran)

موضوع : Sewage - Purification - Activated sludge process , ASCE Task Committee on Pure Oxygen Activated Sludge

رده :
TD
756
.
A29