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JPS55157308A
(en)
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Removing apparatus for foreign matter
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NO159817C
(no)
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Neddykkbart pumpesystem og roerstrengseksjon for anvendelse i pumpesystemet.
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JPS5684603A
(en)
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Oil-water separating method by grain coarsening
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TH422B
(th)
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เครื่องกรองน้ำ
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TH1961A
(th)
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เครื่องกรองน้ำ
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JPS548178A
(en)
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Filtering membrane
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EP0107353A3
(en)
|
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Filter
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JPS5220409A
(en)
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Underwater air removing device of air operative pump
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Hosmani et al.
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Use of algae in classifying water bodies. |
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JPS55124513A
(en)
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Membrane separation module
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IT1146304B
(it)
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Apparecchiatura per la protezione di pesci
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SE7907585L
(sv)
|
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Anording for fastsettning av injektorer, munstycken eller inloppsror i slangbottnen till dammgasfilter
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JPS5791792A
(en)
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Pipe having purifying capacity
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JPS5797100A
(en)
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Sand avoiding apparatus for water pumping
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JPS5667582A
(en)
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Sewage disposal method
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JPS5513157A
(en)
|
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Filter device for medium water system
|
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JPS5527051A
(en)
|
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Permeable membrane module
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JPS5286982A
(en)
|
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Reverse permeable membrane
|
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Ives
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Discussion of “Filtration of Chlorella through Dune-Sand” |
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Johnson et al.
|
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A study for improving the aerobic-media trickling filter for wastewater treatment |
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DINKELACKER
|
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Further experiments on the cleaning of sewer pipes with the help of spheres(washed through the pipes) |
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de Vries
|
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Heat recovery-possibilities of use and results in the sewage and sewage works technology sector. |
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JPS55128614A
(en)
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Cross-flow type radiator device
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JPS55109780A
(en)
|
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Well pump
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JPS5726344A
(en)
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Solar heat collector combined with roofing material
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