DK117589A
(en )
1990-09-11
ACID RESISTANT CONCENTRATES, INSULATED SULFUR CONCRETE PIPES, AND PROCEDURES FOR PRODUCING THEREOF
NO161212C
(en )
1989-07-19
THREE ARMED CLUTCH FOR PIPE FORMED STRUCTURES.
DE3672933D1
(en )
1990-08-30
WALL ANCHOR.
IT8486001A0
(en )
1984-03-29
SYSTEM FOR EXPLOITATION OF THE ENERGY PRODUCED BY WATER COURSES
IT8423418A0
(en )
1984-10-31
DEVICE TO LIMIT THE PROPAGATION OF WATER ALONG A SUBMERGED CABLE.
IT8384969A0
(en )
1983-10-20
SYSTEM FOR THE EXPLOITATION OF THE KINETIC ENERGY OF WATER COURSES.
IT8619228A0
(en )
1986-01-30
WATER TREATMENT PROCEDURE.
IT8404877A0
(en )
1984-10-10
DEVICE FOR THE EXPLOITATION OF WIND ENERGY.
IT8748713A0
(en )
1987-12-15
MODULAR SYSTEM FOR THE EXPLOITATION OF GEOTHERMAL ENERGY
KR900000806U
(en )
1990-01-18
Prefabricated water pipe
IT7923850A0
(en )
1979-06-25
APPLIANCE FOR USING THE ENERGY OF SIMILAR WATER COURSES.
IT8184957A0
(en )
1981-09-03
ROTATING BLADE SYSTEM FOR THE EXPLOITATION OF WIND OR WATER ENERGY
IT8160457V0
(en )
1981-10-29
WHEEL DEVICE FOR THE EXPLOITATION OF THE ENERGY OF WATER CURRENTS.
IT8141685A0
(en )
1981-11-09
SYSTEM FOR THE EXPLOITATION OF SOLAR ENERGY.
IT8521696V0
(en )
1985-05-02
KITCHEN WITH HOT WATER GENERATOR.
KR870013601U
(en )
1987-09-10
Steel pipe pole assembly
IT8722239A0
(en )
1987-10-13
FILLING GRID FOR WATER COOLING TOWERS.
ES504459A0
(en )
1982-08-16
PROCEDURE FOR THE EXPLOITATION OF SO-LUBLE MINERAL DEPOSITS IN WATER, ESPECIALLY FROM GLAUBERITA
IT8722456A0
(en )
1987-10-29
ENERGY SINK PARTICULARLY FOR ANTI-SEISMIC STRUCTURES.
KR890008405U
(en )
1989-05-27
Hot water bucket
IT1184705B
(en )
1987-10-28
MOBILE BARRIER SYSTEM, PARTICULARLY SUITABLE FOR WATER COURSES
NO870454D0
(en )
1987-02-04
PIPE POWER GENERATOR.
KR890013664U
(en )
1989-08-09
Boiler water pipe
KR880022096U
(en )
1988-12-26
Freeze protection water pipe
ES533226A0
(en )
1985-05-01
ENERGY GENERATING SYSTEM