PL250887A1 - Safety valve - Google Patents

Safety valve

Info

Publication number
PL250887A1
PL250887A1 PL25088784A PL25088784A PL250887A1 PL 250887 A1 PL250887 A1 PL 250887A1 PL 25088784 A PL25088784 A PL 25088784A PL 25088784 A PL25088784 A PL 25088784A PL 250887 A1 PL250887 A1 PL 250887A1
Authority
PL
Poland
Prior art keywords
safety valve
safety
valve
Prior art date
Application number
PL25088784A
Inventor
Wojciech Skoczynski
Miroslaw Major
Zygmunt Jaromin
Helmut Sznapka
Ryszard Diderichs
Original Assignee
Ct Kt Maszyn Gorniczych Komag
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ct Kt Maszyn Gorniczych Komag filed Critical Ct Kt Maszyn Gorniczych Komag
Priority to PL25088784A priority Critical patent/PL250887A1/en
Priority to HU472385A priority patent/HU193356B/en
Priority to CN198585109597A priority patent/CN85109597A/en
Priority to DE19853543981 priority patent/DE3543981A1/en
Publication of PL250887A1 publication Critical patent/PL250887A1/en

Links

PL25088784A 1984-12-12 1984-12-12 Safety valve PL250887A1 (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
PL25088784A PL250887A1 (en) 1984-12-12 1984-12-12 Safety valve
HU472385A HU193356B (en) 1984-12-12 1985-12-10 Hydraulic control apparatus for controlling abutments and supplying elements in mines
CN198585109597A CN85109597A (en) 1984-12-12 1985-12-12 The hydraulic control system of mine support
DE19853543981 DE3543981A1 (en) 1984-12-12 1985-12-12 Hydraulic system for controlling a support

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PL25088784A PL250887A1 (en) 1984-12-12 1984-12-12 Safety valve

Publications (1)

Publication Number Publication Date
PL250887A1 true PL250887A1 (en) 1986-06-17

Family

ID=20024472

Family Applications (1)

Application Number Title Priority Date Filing Date
PL25088784A PL250887A1 (en) 1984-12-12 1984-12-12 Safety valve

Country Status (1)

Country Link
PL (1) PL250887A1 (en)

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