|
IE20026L
|
|
Corrosion-inhibiting coatings
|
|
GB704861A
|
|
Improvements in and relating to coating compositions
|
|
ES143621A1
|
|
Procedure for the extraction of tin from lead and lead alloys.
|
|
GB463419A
|
|
Improvements in or relating to filters
|
|
US2060534A
|
|
Lead alloy
|
|
US2056897A
|
|
Marking of metallic extrusions of tubular or solid form
|
|
GB442558A
|
|
Improvements in or relating to lead storage batteries
|
|
US2060533A
|
|
Manufacture of leaden articles
|
|
DE679270C
|
|
Process for improving the mechanical properties of lead alloys
|
|
ES128384A1
|
|
Improvements in the manufacture of lead and alloys of this metal.
|
|
IE12483L
|
|
Lead and lead alloys
|
|
DE612705C
|
|
Filter device for suspensions of solids in liquids
|
|
US1912328A
|
|
Drying and/or filtration of mixtures of liquids and solids
|
|
GB347129A
|
|
Improvements in or relating to metal oxide pigments
|
|
US1905959A
|
|
Metal coated material
|
|
DE525529C
|
|
Centrifugal dust collector
|
|
CA382332A
|
|
Lead alloy
|
|
CA328670A
|
|
Filtration apparatus
|
|
CA350733A
|
|
Storage battery
|
|
CA339673A
|
|
Lead and alloys
|
