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US1421507A
(en)
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Method of lapping metal pipes
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KR960004750B1
(ko)
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튜우브내벽에 그루우브를 형성시켜 주기 위한 냉간인발방법과 그 장치
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US3526692A
(en)
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Manufacture of wire reinforced plastic pipe
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US3015355A
(en)
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Method for forming spirally ribbed tubing
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SU217345A1
(enrdf_load_stackoverflow)
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US1810885A
(en)
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Method of tapering metal tubes
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WO1988001207A1
(en)
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Process and apparatus for manufacturing tube bends
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JP2010051990A
(ja)
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ネック付きエルボの製造方法
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US1622340A
(en)
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Process of curing rubber hose and the like
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US4157024A
(en)
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Forming die and process for tubular fittings
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US1525730A
(en)
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Method of making spirally-grained seamless tubing
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US307993A
(en)
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sharp |
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US1124359A
(en)
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Process of making forged-steel pipe-necks.
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CN114082803B
(zh)
|
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一种带肋薄壁包壳管的生产工艺及冷拔模具
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US1931306A
(en)
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Method of making pipe elbows
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RU2329110C2
(ru)
|
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Способ изготовления спирально-профильных труб
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US1120269A
(en)
|
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Tube-corrugating apparatus.
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JPH01245914A
(ja)
|
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外径真円度の優れた金属管の製造方法
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SU343745A1
(ru)
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Способ правки проволоки
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US656623A
(en)
|
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Device for flanging tubes.
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GB195278A
(en)
|
|
Improved method for bending or curving copper and like pipes
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CN211587997U
(zh)
|
|
伸线眼模
|
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SU1215787A1
(ru)
|
|
Способ изготовлени эксцентрических переходов и оправка дл его осуществлени
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|
US3537289A
(en)
|
|
Method of producing webbed steel pipes
|
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SU871894A1
(ru)
|
|
Способ изготовлени гофрированных труб
|