AR227533A1
(en )
1982-11-15
A PROCEDURE FOR PRODUCING SUBSTITUTED SUFAMOIL PHENEYLAMINIC DERIVATIVES
ES238508Y
(en )
1979-12-16
A COUPLING FOR TUBES.
IT1089712B
(en )
1985-06-18
METHOD FOR COATING A TUBE
IT1081160B
(en )
1985-05-16
JOINT FOR PIPES, PARTICULARLY FOR PETROLEUM PIPES
BR7605538A
(en )
1977-08-09
PIPE BENDING MACHINE
GB1547541A
(en )
1979-06-20
Method for making a pipe coupling
BR7708790A
(en )
1978-11-14
PIPE CONTROL FOR DRILLING TUBE
IT8019686A0
(en )
1980-02-05
JOINT FOR PIPE.
IT1130916B
(en )
1986-06-18
FITTING FOR PIPES
NO146900C
(en )
1983-01-05
ROOTABLE CLUTCH FOR MULTIPLE PIPE PIPES.
ES518234A0
(en )
1984-01-01
A METHOD FOR OBTAINING A NEW ORGANOPOLISILOXANE COMPOUND.
AR222645A1
(en )
1981-06-15
PROCEDURE FOR PREPARING A 3-OXO-4ALFA, 5ALFA-EPOXI-10,13-DIMETIL-ESTEROIDE-2ALFA-CARBONITRILO
ES451634A0
(en )
1977-08-01
A METHOD OF PREPARING ALCOXYSILANE COMPOUNDS.
ES486425A0
(en )
1980-12-16
A PROCEDURE FOR PREPARING NEW 4-ARYLPIPERINES.
MX160826A
(en )
1990-05-30
METHOD FOR PRODUCING HETEROPOLI-ACIDS
AR217256A1
(en )
1980-03-14
IMPROVED METHOD FOR PRODUCING NITROGEN-CONTAINING POLYSACCHARIDES
AR224149A1
(en )
1981-10-30
A PROCEDURE FOR PRODUCING PIRAN-4-ONAS
IT8022461A0
(en )
1980-05-30
TUBE FOR FLAME GUNITE.
ES493798A0
(en )
1981-08-01
A PROCEDURE FOR PREPARING 7-ALCOXICARBONIL-6,8-DIME- TIL-4-HYDROXIMETIL-1-FTALAZONA
ATA62878A
(en )
1979-07-15
PIPE END FORMING MACHINE
ES492719A0
(en )
1981-06-01
METHOD FOR MAKING A PROFILE HOLLOW PROFILE
MX150466A
(en )
1984-05-14
IMPROVED METHOD FOR PRODUCING A MATERIALLY INFLEXIBLE, RIGID, STRENGTHENED, NON-STRESSED CEMENT CONTAINING PIPE
ES488851A0
(en )
1981-02-16
A PROCEDURE TO PURIFY CAPROLACTAMA.
JPS52144072A
(en )
1977-12-01
Process for making tubing
MX152726A
(en )
1985-10-23
IMPROVED METHOD FOR OBTAINING A WELL TUBING