IL45726A0
(en )
1974-11-29
Method and apparatus for the purification of water
JPS5280262A
(en )
1977-07-05
Method of making steel pipe
JPS5415557A
(en )
1979-02-05
Goating method of waterrcooled pipe
ZA724516B
(en )
1973-03-28
Method of forming pipes
CS191230B2
(en )
1979-06-29
Method of quenching loose materials and device for making the method
KE2679A
(en )
1976-12-10
Method of forming pipe
ZA756843B
(en )
1976-10-27
Method of lining pipes
JPS51123761A
(en )
1976-10-28
Method of and apparatus for forming stepped pipes
JPS5249952A
(en )
1977-04-21
Method of connecting pipe
ZA76311B
(en )
1976-12-29
Improved pipe and method of forming same
JPS5236564A
(en )
1977-03-19
Method of making flanged thick pipe of large diameter
CS180163B1
(en )
1977-12-30
Method of drain pipe manufacture and equipment for its carrying out
JPS5270966A
(en )
1977-06-13
Method of temperrrolling of stainless steel pipe
JPS5268058A
(en )
1977-06-06
Method of making metallplated steel pipe
JPS5265754A
(en )
1977-05-31
Method of making nonnsquare branch pipe
JPS52757A
(en )
1977-01-06
Method of pipe manufacture
JPS51128653A
(en )
1976-11-09
Method of joinning steel pipes
JPS51132276A
(en )
1976-11-17
Method of producing covered drain pipe
JPS5282813A
(en )
1977-07-11
Method of providing compartment for concrete pipe
JPS51124171A
(en )
1976-10-29
Method of manufacture of curved drain pipe
JPS5276270A
(en )
1977-06-27
Method of making short pipe having flange
JPS5277402A
(en )
1977-06-29
Method of piling pipes
JPS5231959A
(en )
1977-03-10
Method of and apparatus for forming flange of pipe
ZA734833B
(en )
1974-08-28
Method and means of counteracting clogging of drain pipes
JPS536317A
(en )
1978-01-20
Apparatus for production of concrete pipes