|
GB2041780A
|
|
Gas (vapour)-liquid contact apparatus for substance and heat transfer
|
|
SU973149A1
|
|
Device for direct flow or counterflow contacting of gas (vapur) and liquid
|
|
HU176736B
|
|
Scribing apparatus for plain workpieces
|
|
DE2552592A1
|
|
CONTACT DEVICE FOR LIQUIDS AND VAPORS OR GASES FOR SUBSTANCE TRANSFER AT HIGH VAPOR OR GAS SPEEDS
|
|
BG23937A1
|
|
Method and apparatus for processing solid-containing solvent residues
|
|
SU594107A1
|
|
Method of purifying dimethylformamide
|
|
HU171621B
|
|
Process and apparatus for working up solvent-rests containing solide materials
|
|
BG28898A1
|
|
Apparatus for continuous giving and returning of welding dust by arc welding under flux
|
|
DE2510275A1
|
|
High throughput gas-liq. contacting column - with dense array of vertical tubes between equally spaced trays
|
|
DE2506326A1
|
|
Automatic expander for pipe ends by rolling - providing intimate contact between surfaces to reduce subsequent working to minimum
|
|
DE2455610A1
|
|
DEVICE FOR JOINING SHEET METAL PARTS
|
|
HU174779B
|
|
Method and apparatus for automatic expanding cylindrical hollow bodies particularly spigots by rolls
|
|
DE2443774A1
|
|
COLUMN BOTTOM IN SEGMENT
|
|
DE2412029A1
|
|
DETACHABLE SEALING SYSTEM FOR PIPES ON STRONG-WALLED PIPE FLOORS
|
|
HU175258B
|
|
Process for fractionated destillation of hydrocarbon mixtures
|
|
DE2361291A1
|
|
Straining vat bottom - with triangular punched passages varying in direction from sector to sector
|
|
HU174778B
|
|
Method and apparatus for automatic multiple-operator welding tubes into tube plate
|
|
DE2345520A1
|
|
METHOD AND DEVICE FOR AUTOMATIC MULTIPLE WELDING OF PIPES IN TUBE PLATES
|
|
NL7311610A
|
|
Mass transfer column - with multistage contacting of two phases in concurrent flow relation ship
|
|
DE2325166A1
|
|
METHOD AND DEVICE FOR MANUFACTURING LARGE CONTAINERS
|
