ES543992A0
(en )
1986-01-16
PROCEDURE FOR OBTAINING POLYARYLENSULFIDES WITH FUNCTIONAL END GROUPS
BR8007999A
(en )
1981-06-23
COAL BURNING PROCESS
MX7503E
(en )
1989-05-11
COAL LIQUEFACTION PROCEDURE
ES249134Y
(en )
1980-12-01
METALLIC SERVICE BOARD FOR SCAFFOLDS
DE3583079D1
(en )
1991-07-11
SOLVENT FOR THROMBUS.
DK347786A
(en )
1987-01-24
PROCEDURES FOR CONNECTING PIPES
DE3669244D1
(en )
1990-04-05
AMPLIFIERS FOR HIGH FREQUENCIES.
MX6854E
(en )
1986-09-05
IMPROVED PROCEDURE FOR TWO STAGE CARBON LIQUEFACTION WITH OIL-DERIVED CARBON SOLVENTS
ES488023A0
(en )
1980-12-16
A PROCEDURE FOR THE ALCOHYLATION OF AN ISOPARAFIN HYDROCARBON WITH AN OLEPHINIC HYDROCARBON
AU536441B2
(en )
1984-05-10
Coal liquefaction solvent
MX196790A
(en )
1993-08-01
IMIDAZOILIDENO COMPOUNDS SUBSTITUTED WITH BIPIRIDINE AND PROCEDURE FOR OBTAINING THEM
AT388619B
(en )
1989-08-10
UNIVERSAL TURNTABLE FOR MICROSCOPES
BR8204822A
(en )
1983-08-02
PERFECT PROCESS FOR LIQUEFIING COAL
BR8000268A
(en )
1980-09-23
PROCESS FOR THE HALOGENATION OF COPPER PHALOCYANINE
BR7801321A
(en )
1978-09-26
COAL LIQUEFACTION PROCESS
AU538344B2
(en )
1984-08-09
Coal liquefaction solvent
ATA203984A
(en )
1985-09-15
COMPENSATOR FOR PIPELINES
BR8401040A
(en )
1985-10-15
CALCULATION RULE FOR CIRCUMFERENCE
BR8407335A
(en )
1986-11-25
PROCESS AND APPARATUS FOR COAL LIQUEFACTION
BR7902945A
(en )
1979-12-18
PERFECTED LIGHTING EQUIPMENT
BR5900288U
(en )
1980-09-30
ORGINAL ARRANGEMENTS ON A STAND FOR TAPE-TAPE EQUIPMENT
ES278496Y
(en )
1986-04-01
PERFECTED SCREEN FOR LAMPS.
BR7905332A
(en )
1981-02-17
IMPROVEMENTS ON COMPONENT LAMP SUPPORTS
BR8805091A
(en )
1989-08-15
LOW CARBON FERROCROME PROCESS
ES278680Y
(en )
1985-04-16
PERFECTED SUPPORT FOR AN ADVERTISING-CALENDAR SET